1. Embossed overlay (for tactile feel).
2. Mylar dome and metal domes (for tactile feel).
3. UV hardcoat flat key on surface EMI, RFI and ESD shielding.
4. Material of overlay: polyester or polycarbonate.
5. Any shape of key.
6. Transparent and abrasion resistant window.
7. Solder pin female connector attachment.
8. LED sticked.
9. Multicolor, reverse side printing.
10. Wide variety of textured overlays including matte gloss overlays.
1. Contact rating: 15VDC, 5mA. 2. Open circuit resistance: 250VDC, 100M ohms min. 3. Reverse voltage: 205V/minute. 4. Circuit resistance: 150 ohms max. 5. Switch stroke: 0.15mm to 0.2mm. 6. Operation: momentary. 7. Operating temperature: 0 to +50 degrees Celsius. 8. Storage temperature: -25 to +75 degrees Celsius. 9. Humidity: 23 degrees Celsius plus or minus 2 95%RH 10. Life time: 500,000 times min. 11. Operating force: 100g to 300g.