Product Name: Microwave Oven Membrane Key Switch Model NO.: kaike Certification: SGS, ISO9001 Brand: OEM Number of Switch: Single Control Switch Application: Home Appliance, Telecommunication Equipment Usage: Control Switch Material: PET Type: Flexible Promot Delivery(Within 7-10 Working Days: 100%QC High Quanlity: Competitive Price Trademark: KK Transport Package: Parking in Carton/According to Customer's Required Specification: RoHS SGS Origin: Zhejiang Haingzhou HS Code: 85340090 Product Description Membrane keypad(1)SpecificationGraphic overlayMaterial available in PET(polyester) or PC (polycarbonate) material. PET is the bestThe options of surface effect can be gloss finish, velvet/matte finish, etcEmbossingAvailable in pillow, rim or dome. Above the circuit layer, it can be metal(stainless steel) dome or polydome which has a life cycle of over 1 million button press times before showing any sign of wear.Circuit layerAvailable with LEDs in a variety of colors and standard male/female connectorsLCD/LED windowsCan be specified to be clear, color transparent or add anti-glare fnishAdhesive3M 467MP, 468MP or others suitable for plastic surface or some metal backersElectricalMaximum Circuit Rating35V(DC),100mA 1WContact Resistance10-500(depending on trace length&material used)Insulation Resistance≥100MΩ at 100VDielectric Withstand250V Rms(50-60Hz 1 min)Contact Bounce≤5msLife ExpectanceyFlat type≥5,000,000 times Tactile type≥1,000,000timesMechanicalActuation ForceFlat type57 to 284g(2 to 10 OZ)Tactile type170 to 397g(6 to14 oz)Switch StrokeFlat type0.1 to 0.5mmTactile type0.6 to 1.5mmEnvironmentalOperation TemperatureFlat/metal dome-20°C to + 80°CPoly dome-20°C to + 55°CStorage TemperatureFlat/metal dome-40°C to + 80°CPoly dome-40°C to + 60°CHumidity40°C,90% for 240 hoursVibration20G's max(10-200Hz,MIL-STD202,M204,Condition B)