membrane switch keypad is made of PET, PC, rear adhesive is 3M467MP, 3M468MP, or ordinary adhesive, color is based on the Pantone,  

The membrane switch keypad with high quality and good service ,

Specifications:

Assembled with SMD LED, resistors and connectors

Components are guaranteed without any intermittent problem

In-house 100% functionally tested

Customized designs are welcome

Properties:

Operating voltage: < 35V DC

Operating current: < 100mA

Contact resistance: < 100 Ohms

Open circuit resistance: > 10M Ohms

Operating temperature: -35 to 70 degrees Celsius

Storage temperature: -45 to 90 degrees Celsius

Life expectancy: 500, 000 to 30, 000, 000 cycles

Switch stroke: 0.1 to 0.6mm

Contact bounce: 5 to 30ms

Actuation force tolerance: +/- 20 to 45g

Tactile ratio: FC > 40%

Operating humidity: up to 95% RH

Female, male connector, solder pins and heat seal connectors are available