Specifications Oxygen Bar ISO9000 Certificate CE0197 certificate Light in weight, Low sound level, Concentrator Oxygen ISO9000 CertificateCE0197 certificateLight in weight,Low sound level, ModelFY5 - BRated Flux (L/min)5Oxygen Content (%)90±3Outlet Pressure (MPa)0.04-0.06VoltageAC 230V/220V/115V/110VFrequency50Hz/60HzSound Level (db)≤40Nebulization Rate(ml/min)≥0.2OptionalInput power (W)380 Net Weight (Kg)22.5Dimension (mm)390×375×690Optional FunctionRemote Control Adjustable Timer Liquid Crystal Display DeviceMultiple flow; Oxygen Display; High or Low pressure Display Device.
Specifications 1. suitable for liquid YV and plasam TV 2. 4.1 channel with subwoofer 3. stereo sound effect Specification description MDF wood enclosures 6.5 inch x2 mid-range driver and 1.5 inch x2 tweeter 5 digital LED display Full function remote control and front panel key controls support stereo audio input and 5.1 audio input USB port and SD card reader Dimension: Subwoofer: W350xH250xD180mm Satellite: W1000xH130xD80mm Driver Unit: Woofer5''+Satellite3''x4 Product Features Black bar matches your liquid TV, plasam TV perfectly. Surround stereo effect, a faithful reproduction of the sound source.
Type: Other Educational Toys Place of Origin: Guangdong China (Mainland) Model Number: SY-B-848S OEM: OEM Packaging & Delivery Packaging Detail: 200pcs/carton the WG and Meas depends on the size of your design Delivery Detail: 30days-45days Specifications 1,Sound bar used in children's books 2,the sound and the quantity of buttons can be designed 3,OEM 4,ABS material 1,Sound module used in children's sound book . 2,Sounds including the animal series,traffic tool series ect.or the customer sound.Sounds can be heard when pressing the relative buttons. 3,The qulitity of sounds can be designed by customer. 4,Fit for children to listen and see at the same time,making learning more easier.
Light Source: LED Item Type: Wall Washers LED Light Source: 18*3w rgb 3 in1 leds Warranty(Year): 1 Input Voltage(V): AC100V--240V 50/60HZ Lamp Power(W): 60 Color Temperature(CCT): Cool White Working Lifetime(Hour): 50000 IP Rating: IP65 Certification: CE,RoHS Place of Origin: Guangdong China (Mainland) Brand Name: New caiyi Model Number: XCY-571 Led brand: tianxin Packaging & Delivery Packaging Detail: Standard carton Delivery Detail: 5 days,this is according to your order quantity. Specifications 1.3w RGB 3 in 1 high brightness led 2.Outdoor wash light, waterproof IP65 3.die-casting structure 4,4chs Specification:1.Power Supply:AC110v/230v 50/60Hz2.LEDs:18x3w Tri-color LEDs,3.Total power:100W4.Beam angle: 15°; other optional 45° 5.Channel:46.Package size:106x15x15cm7.Weight:7.5kgs8.IP65 Product features:1.Utilize 18 LEDs usedare a mixthre of red,green,and blue to produce,via RGB electronic mixing.2.Low power consumption; superior brightness, rich in bright colors n
Product Type: T-Shirts Supply Type: OEM Service Age Group: Adults Material: 100% Cotton,100%cotton Fabric Weight: 180 grams Technics: plain t shirt with flashing panel Gender: Unisex Collar: round and v neck Design: plain t shirt with flasing pattern panel Sleeve Style: short and long Feature: Eco-Friendly,EL Flashing,flashing and sound activated Place of Origin: Guangdong China (Mainland) Brand Name: KALOON Model Number: KL-Ts301 size: XXS,XS,S,M,L,XL,XXL,XXXL usage: MP3,DVDVCD and so on Style: women,men ,children Color: black,pink,white or customized inverter: DC6V application: singer,dancer,bar,party,amusement activaties name: el sound activated t-shirt Packaging & Delivery Packaging Detail: el sound activated t-shirt 1pc/polybag,50pcs/carton Carton size:46*42*33cm Gross weight:17KG Delivery Detail: 5-7days Specifications el sound activated t-shirt 1.multi-color; 2.dynamic pictures; 3.fast delivery; 4.sound activited; Welcome to visit our website:www.szkaloon.comshould you ha
Place of Origin: Guangdong China (Mainland) Brand Name: BK Model Number: BK-ML-4 Size: 90*25cm Voltage: 12V DC LED type: Electro-luminescent Sheet Packaging & Delivery Packaging Detail: Box Delivery Detail: 15 days Specifications led lights sound kit led light sound bar: Sound Activated Music Rhythm Light Super thinness led lights sound kit led light sound bar : Specifications:1. Directly factory2. Sound control3. Made of ultra bright quadrate LED, brighter than ordinary LED and Neon light, it is more energy saving, environmental protecting and longevous.4. With a music sensor control box, the light is sound controlled. The dynamic light changes regularly accompany the jumping musical notes. It provides elegant romantic affective tones inside the car and you will keep a good mood when driving at night or appreciating the music. led lights sound kit led light sound bar : Technical parameter: Item: BK-ML-3Size: 90*25 cm LED type: Electro-luminescent Shee
Specifications rgb high power led wall washer light lamp source: led dmx channel:4ch power:60W model:wall washer light rgb high power led wall washer light TECHNICAL REFERENCE
Product Type: T-Shirts Supply Type: OEM Service Age Group: Adults Material: 100% Cotton Available Sizes: XL Color: Black Fabric Weight: 180 grams Technics: Printed Printing Methods: Digital Printing Gender: Unisex Collar: O-Neck Design: With Pattern Sleeve Style: Short Sleeve Feature: EL Flashing Place of Origin: Guangdong China (Mainland) Brand Name: JYC Model Number: GP0217183 Type: Bar Dancing led sound activated t-shirts Packaging & Delivery Packaging Detail: Color box Delivery Detail: with in 3-7 working days after payment arrived Specifications Bar Dancing led sound activated t-shirts 1.material:cotton t-shirt,sound activated illuminating panel. 2.Bar Dancing t-shirts Bar Dancing LED T-Shirtnumber:GP0217183 Main function: electro luminescence shirt (EL-Shirt) characterSound-activation sensitivity control knob.electro luminescence shirt (EL-Shirt)typeBar Dancing LED T-ShirtPower source4 x AAA batteries(not included)functionAdjustable volume sensor for the flashing spee
Specifications -Fashion -Bluetooth handset -Lessen radiation -Re-charging function -CE,REACH,ROHS, Best shape bluetooth mini sound bar for iphone
Specifications 1.2.4G wireless subwoofer , 2.DSP:YAMAHA 3.Output power:240W 4.Sound effect:Analog 5.1 3D surround 5.Size:993*204*305mm soundbar trait : 1.YAMAHA acoustic technique Top of the world YAMAHA sound technicalMeet ergometric needsHigh,medium,low frequency balanceHI-FI sound effect 2.High definition,Quality audience World leading YAMAHA DSP digital sound processorAnalog 5.1channel,surrond,real and 3D,full version3D processing theater entertainment different modeof sound effect3.Specially design ,perfect matchDesign for plasam/LVD television and lightweightsitting structure can place horixontally and vertically 4.Simple and space savingFashion outlook,simple and elitespace saving and good quality5.Wireless control,easy operationBuilt-in 2.4G wireless transmitter7m effective distancesIR remote control6.Broad sound source powerful functionMulti-source enablecan connect TV,DVB,Mobile,Iphone,Ipad,MP5/MP4 and so on Soundbar with 2.4G wire
Specifications LED Stage Bar Light 1. IP65 waterproof 2. DMX Channel: 8CH 3. Great Brightness 4.CE, RoHS TH-606,10W 4IN1 Waterproof LED Wall Washer, LED Stage Bar Light LED Stage Bar Light Showcase: LED Stage Bar Light Technical Parameter: LED Stage Bar Light Channel Data: Picture in Lighting Show: Wall Washing Series: Welcome to contact us for more detailed info & good price for our products .We will try our best to work well for you all the way. Thanks for your time ! Cheers !
Place of Origin: Guangdong China (Mainland) Brand Name: Topstriving Model Number: LED AETHER 4 Voltage: AC 90-240V 50/60HZ LEDs: 256 5mm high MCD LEDs(24*4 Red,24*4 Green,16*4 Blue) Life(hrs): 100,000 Beam Angle: 15° Housing: black housing Operational Modes: DMX 512 protocol, Sound Active, Auto DMX Channels: 5 Input/Output: 3-pin XLR cable Dimensions: 938*170*100mm Weight: 5.0kgs Packaging & Delivery Packaging Detail: carton packing Delivery Detail: 3~30 days according to quantity Specifications 1.256*5mm professional lighting dmx stage tri led bar 2. LED AETHER 4 3. 5 dmx channels 4.15 degree beam angle 5.CE and ROHS Specification: 1. Electronic power supply AC 90-240V 50/60HZ 2. color strobe effect and long life operation 3. black housing with 256 5mm high MCD LEDs (24*4 Red,24*4 Green,16*4 Blue LEDs) 4. low heat,Long Life LEDs (100,000 hrs.)5. op
Place of Origin: Guangdong China (Mainland) Brand Name: OEM Model Number: ITEM NO. DOS58400219 Packaging & Delivery Packaging Detail: box Delivery Detail: 3-5days Specifications 1.Best replacement for your old, damaged, broken bar 2.Easy to install 3.Each one was tested before shipping 1. Insert the inductor in the sensor bar of the WII console. 2. tear off the two-sided of holder. 3. Fix the inductor inside the holder, then it can be used.
Type: Book Audience: Children Genre: Education Place of Origin: Guangdong China (Mainland) Brand Name: ACCT Model Number: ACTB-007 Funny educational book: Talking Packaging & Delivery Packaging Detail: 1pc/OPP bag, 50pcs/ctn Delivery Detail: 20-35 days Specifications Sound bar for children's book Good choice for pre-school education Attractive design and funny sound CE, RoHS, FCC Sound bar for children's book, good choice for pre-school education. Attractive design for the book and funny sounds for the music panel. Help to catch children's attention and teach them knowledge. All the materials for the talking book are passed the CE, RoHS test, totally safe for children.When reading the book, you can press the record button to record your own message and play it back by pressing the play button, very easy for operation.OEM/ODM service is available, the printing for the book and the sounds for the buttons can be customized.
Place of Origin: Guangdong China (Mainland) Brand Name: LEDWALKER Model Number: LW-RGBB100-D3216 Lamp Holder: Other Input Voltage: 12V Base: Aluminum Color: Fullcolor Usage: outdoor and indoor decorate led bar light control mode: DMX512 led bar light pixels: 16pixels/meter led bar light LED Qty: 32pcs SMD 5050 led bar light waterproof rate: IP65 led bar offtrack: Side or Bottom Packaging & Delivery Packaging Detail: Carton Delivery Detail: 1-30 Working Days Specifications led video screen 1.led linear light 2.warranty:2years 3,led:32pcs SMD RGB 5050 4.IP65,DMX512,16pixels/m Led Video Screen Features1.We use SMD RGB 5050 on our DMX Bar to ensur clear and plensant light beam.2. We make waterproof solution in the surface and the heads of the bar to ensure IP653.With Ledwalker controller and software, it can achieve color fading, and play flash and video.etc4. After installation, the DMX addresses can be set automatically5. Energy-saving, low-cost of maintenance, and long service lif
Brand Name: Lowin Model Number: LKS-805 Channels: 2.1 Player Type: DVD Player Special Feature: Wireless System Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: 20GP:1550PCS 40HQ:4200PCS Size:1000*122*69mm Delivery Detail: 35 days Specifications 2.1 channel Sound Bar speaker with USB/SD, 3D Stereo. 2012 newest home theater sound system.Cheap OEM soundbar speaker with SRS 2.1 3D sound bar/ home theater sound system/soundbar speaker with FM/USB/SD/RCA/Bluetooth/SRS/built in subwoofer. Specification: ·Power input:AC~220V/50Hz ·Power consume:100W·Speaker: treble mid bass ·Output power: 10w
Light Source: LED LED Light Source: 8X10W 4 in 1 Type: Moving Head Lights Input Voltage(V): AC90-240V,50/60HZ Certification: CCC,CE,GS,RoHS,UL Place of Origin: Guangdong China (Mainland) Brand Name: HC light Model Number: HC-928A Product name: 8X10W 4 in 1 led mini beam moving head bar light Dimmer: 0-100% Display board: digital or LCD display Control: DMX-512, Sound Active or Master/Slave DMX channel: 12/21CH Beam angle: 2degree Life time: 50, 000 hr. Rating Packaging & Delivery Packaging Detail: carton/flightcase Delivery Detail: 3-5days (depend on quantity) Specifications 8X10W 4 in 1 led mini beam moving head bar light 12/21channels 8X10W 4 in 1 led mini beam moving head bar light Model number:HC-928A Electricalvoltage110V ~ 240Vpower consumption200WLight sourceLED10WX8PCSColor4 IN 1Control modeDMX51212/21CHANNELSMaster/slave√Sound Active√auto√Optical&n
Brand Name: SHIER Model Number: AK15-302 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Channels: 2 (2.0) Special Feature: Wireless,Portable Place of Origin: Guangdong China (Mainland) material: ABS Useful: Outdoor performance , FJ , Music ,Teaching ,Etc USB/SD: Support Microphone Priority: With Woofer: 15 inch Wireless microphone: 2 Handheld wireless mics brand: shier battery life: 2-6 hour battery: 120W THD: <0.1% Packaging & Delivery Packaging Detail: Carton box,color box Delivery Detail: usually 35days , according to your order quantity Specifications 1.Automatic charges design 2.Low power consumption 3.active speaker , 15inch 4.USB/SD 5.Two VHF wireless microphones AK15-302 15 Inch Outdoor Professional Audio Equipment AK15-302 PA speaker box equiped reliable transducers which ensure the speaker quality. The high quality plastic cabinet enable the speaker working in all the environment. This is a really multi-function
Brand Name: Konda Model Number: KS2001-1m Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini,inside mic.,USB AUX audio output;,Mini System, Wireless System Place of Origin: Guangdong China (Mainland) Name: Mini bluetooth speaker Bluetooth range: 10 m Colors: red, white, black Operating mode: usb 2.0 Charging time: 4 hours Operating time: 8 hours (fully charged; medium volume) Material: paino paint Certificates: CE,RoHS,FCC Packaging & Delivery Packaging Detail: 1.there cells cartoon boxes ; 2.buble bags and customized giftboxes ; Delivery Detail: 12 days for 5000pcs Specifications 1. OEM/ODM 2. High quality definition 3. USB AUX output 4. AAA Li-ion battery 5. Bluetooth speaker sound bar Bluetooth speaker sound bar Features and specifications:1.Battery capacity:600MA &n
Place of Origin: Guangdong China (Mainland) Brand Name: EL Model Number: Music Hip pop EL t-shirt Weight: 180-220g Material: 100% cotton Driver: sound actived or programm flashing Gender: unisex Collar Style: Round Neck and V neck Color: balck,white,blue,pink,purple Style: casual Size: XS,S,M,L.XL,XXL,XXXL Battery Type: 4x1.5V AAA battery MOQ: 50pcs Packaging & Delivery Packaging Detail: 1pcs per OPP bag,40pcs per 49X35X35CM carton,one carton weighs 16~17.5KGs Delivery Detail: 2000pcs within 5-7 workdays Specifications equalizer el t-shirt 1.100% cotton T-shirt 2.Panel size: 20X14CM 3.Driver with flat/round cable 4.Over 1500 designs equalizer EL T-shirt,T-shirt,EL sound active t-shirt EL T-shirt structure:Made up of four parts: T-shirt+EL panel+Inverter+connector wire A.EL panel to be sewed directly on shirts or sticked to the shirts by velcro.B.Inverter fit neatly in the small pocket at the bottom of the shirt.C.Connector wire to connect el panel and inverter to
Specifications Bluetooth wireless speaker sound bar for pc tablet 1.Cool record design 2.Bluetooth wireless 3.with mic 4.CE&Rohs Bluetooth wireless speaker sound bar for pc tablet Features: Cool Record shape design for your memory of record player, Aluminum Cover with body UV painting, CSR Bluetooth Solution for high quality wireless connection 3W powerful speaker with good sound quality Built-in Microphone inside Up to 3 hours playing time for normal volume With AUX in to use even by 3.5mm audio cable Specification: Device Type:Rechargeable Wireless Bluetooth Portable Mini Speaker for Apple iphone 3 4 4s ipod ipadBluetooth Specification:Version 3.0Operating Distance:up to 32 feet (10 m)Work Time:3 hoursDime
Light Source: LED LED Light Source: 54pcs 3W Type: Moving Lights Input Voltage(V): 110/220 Color Temperature(CCT): Warm White Working Lifetime(Hour): 50000 IP Rating: IP44 Certification: CE,RoHS,CE & Rosh Place of Origin: Guangdong China (Mainland) Brand Name: Color Model Number: CLED5403WZ Emitting Color: RGBW Voltage: AC100/240V 50/60Hz Power consumption: 170W color: RGBW mixing color beam angle: 25o,35o optional Control mode: Auto. sound actived. DMX512 (7 channels strobe: from fast to slow dimmer: 0-100% warranty: one year use for: outdoor Packaging & Delivery Packaging Detail: carton Delivery Detail: 5-7days depent on the QTY Specifications waterproof dj led light bars 1).CE&Rosh 2).54 3w R,G,B,W leds, 3).RGBW color mixing 4) water-proof 54*3 RGBW led waterproof light for stage model CLEP5403ZWElectric Voltage AC100/240V 50/60Hz
Specifications LED Bar Moving: 1. Light source: 8*12W RGBW 4 in 1 Cree LED 2. Power comsuption:100w 3. 4 operation modes 4. 13 dmx channels 8*12W Quad Cree LEDs Professional Stage Sharpy Beam LED Bar Moving Features:1. Full Master/Slave operation in any operational mode2. Stand Alone,Master/Slave3. Low heat,Long Life LEDs (100,000 hrs.)4. 4-Button menu system LED Display making it easy to navigate5. Exciting built-in lighting programs6. Strong stroble effect7. Run all night – No duty cycle – Unit stays cool all night8. Powerful Rotate beam effects Specifications: 1VoltageAC90-240V 50/60HZ2Light source8*12W RGBW 4 in 1 Cree LEDs 3Power100W4Lens85ModesDMX512,Sound Active, Auto,Master/Slave6Channels137Dimming0-100%8Cable3-pin XLR9Dimensions110*12*15cm 10Weight10kgs Our factory: CE & RoHs: Our services:1. Your inquiry relate
Place of Origin: Guangdong China (Mainland) Brand Name: shenghang Model Number: JGW01 SIZE: 130*92*52mm LIGHTING COLOR: GREEN RED Type: Laser Lights Emitting Color: Green Packaging & Delivery Packaging Detail: 1pcs/bubble bag/gift box 12PCS/CTN G.W. 8KG N.W. 6KG CTN MEAS. 42*28.6*32.5cm Delivery Detail: 7-10 days Specifications 1.anime mini laser led stage light 2.bar ktv led stage light 3.led stage light 4.Clubs led stage light Detail Logo pattern: Pentagram ,windmills ,love, star, meteor shower,custimized logoSize:130*92*52mmGreen light 50MWRed light 100MW Easy to operate and have a nice effectUse for: bar , disco, ktv, party and other entertainment Package list: 1pcs/bubble bag/gift box 12PCS/CTN G.W. 8KG N.W. 6KG CTN MEAS. 42*28.6*32.5cm
Power Source: Solar Type: Chest / Deep Freezer Defrost Type: Auto-Defrost Temperature Type: Double-Temperature Door Type: Folding Door Door No.: Double Doors Certification: CB,CE,CSA,EMC,EMF,GS,LFGB,RoHS,SASO,UL,UR Dimensions (L x W x H (Inches): 870X570X840 Power (W): 72 Voltage (V): 24 Place of Origin: Shanghai China (Mainland) Model Number: YA-138C4 Brand Name: YUAO solar refrigerator: dc 24/12v Packaging & Delivery Packaging Detail: carton packing for FCL wood packing for LFL Delivery Detail: 15-25DAYS Specifications refrigeratormini sound bar 1.DC compressor refrigerator 2.12/24/36/48v elecric supply 3 charge by solar DC refrigerator mini sound bar dc solar freezer,dc freezer, dc fridgeFeatures1.with double top door and door lock DC12V/24 solar freezer2.inner wire basket for convenience of allocationDC12V/24V3.cooling performance :-18 at 30 ambient temperature 35 pcs4.environment-friendly refrigerant R134a one years 5.automatically turn
Specifications 1 high-quality lasers 2 red, green, blue 3 with bright color 4 for each kind ceremony 5 for club, nightclub,stage 3W full color animation laser light for disco,bar,dance floor 1.Input Voltage:AC90-245V Frequency:50-60HZ 2.Power consumption:70W 3.Laser Power:R:650nm1W G:532nm1W B:450nm1W 4.Play Mode:Auto,sound active,DMX512,Master/slave,ILDA,key switch 5.Scanning speed:30Kpps 6.Scanning angle:50° 7.lifetime:more than 5000h 8.Operation Temperature:10-35°C 9.Cooling Way:Fan cooling 10.Machine Size:610*370*170mm 11.Flight Case Packing Size/Weight:715*465*235mm/28kg 12.Certification:CE,RoSH,and FDA 13. Guanrantee :1 year 14. Stability:aboua 8 hour 15. Warm-up time:less than 15 minutes 16. At place: outdoor and indoor,disco,dance floor,nightclub Input Voltage AC90-245V Frequency 50-
Place of Origin: Guangdong China (Mainland) Brand Name: JSJ Model Number: iP4G Design: Bar Compatible Brand: Apple iPhone Color: Black Paypal: Accept Package: Safe packing Type: Replacement parts Specifications 1.Top Quality 2.Purchased by regards Factory directly 3.3~5 days Delivery Our Advantage Best Quality&After-sales serviceReplace all the defects items Reliable Warranty Fast Delivery &n
Specifications Standard: ASTM B348 AMS4928 ASTM F67/136 Size: dia(3~500mm) * L 100% ultrasonic test 7 years export experiences Free sample 1. Introduction of our companyBaoji City Changsheng Titanium Co. Ltd is a professional titanium manufacturer, established in 2006with the registered capital of RMB 3.5 million. We specializes in the titanium and titanium alloy products.we have complete production lines of metallic titanium and titanium alloy materials,with 9engineers,20 advanced artificers,and 30 production artificers.We has passed the Quality Management System Certification ISO9001:2000.2. Widely used grades ASTM GradeAlloyDINUNSGrade 1Commercially pure3.7025R50250Gr
Specifications surround sound speakers 1.OEM 2.Hot sell ,good quality best price 3.2013 new style changeable 4.professional speaker factor speaker parameter 1.Output power:60w~120W(RMS THD = 10%)2.frequency response:60Hz ~ 20KHz3.rated power:120W power supply input: ~ 220V 50Hz4.specifications:8inch bass*2 speaker unit: 1 inch soprano*25.wireless system:hand microphones/earmicrophones6.cable system:two road with microphone mic input function7.music system:1 instruments input USBMp3, built-in CD, DVD/decoded two such instructions: line input charging the battery voltage charging/full of LED display/take 5) of EQ regulatory functionBattery specifications:12V12AHMaterial:medium density fiberboardColor:blackSize:55.5*45*65CM(lwh) Service:We can supply high quality service for you We will show you our best service and professional producing speaker experience Welcome to China and visit
Type: Ceiling Tiles Place of Origin: Hebei China (Mainland) Brand Name: Ameilida Model Number: 600*600*thickness Function: Fireproof,Heat Insulation,Moisture-Proof,Sound-Absorbing,Soundproof Feature: Honeycomb Ceilings,Perforated Ceilings Ceiling Tile Shape: Square Ceiling Tile Type: Mineral Wool Ceilings color: white surface finish: factory-applied vinyl lates paint density: 280---320kgs/m3 fiber content: >=90% water content: <=3% humiddity: RH95 NRC: 0.6--0.7 light reflectivity: minimum LR0.8* thermal conductivity: 0.065W/mk Packaging & Delivery Packaging Detail: We also can make the packing according to clients requirement Delivery Detail: within 15 days Specifications Color: whiteNormal specification: 595*595 603*603 300*600, 600 * 600, 600 *1200Thickness: 12, 13, 14, 15, 16, 18, 20mm Mineral fiber ceiling board Main features:1.waterproof 2.fireproof 3.noiseproof 4.heat insulation, flawless appearance &