1.Structure:made by PET OR PC 2.light bright enough,uniform, 3.life time :8000 hours 4.voltage:5-12V

1. Membrane film

2. Colors: blue, green, orange or white (customer's requests accepted)

3. Brightness: as per customer's request

4. Input voltage: 3 to 24V DC (as per customer's request)

5. Brightness area: can be character or key body; up to 2 x 1 meter

500 pcs special metal dome stock membrane keypad