BONATECH Matrix Membrane Switch / MCU Extended Keyboard - Black
Panel Size: 20 x 35mm total length 24cm; Circuit level: DC 3.5V 100mA 1W; Standard sheet resistance: <1 ohm; Contact resistance: <1 ohm; Insulation resistance: 150M ohm 100V; Dielectric withstanding voltage: 250V Rms (50~60Hz 1min); Contact Bounce: <= 3ms; Storage temperature: +15'C~+35'C; Storage humidity: 70%~90%; Test temperature: -10'C~+70'C 32H; Test Humidity: 90% 32H; Vibration: 20G's msx (10~200Hz MIL-STD-202 M204 Condition); Line thickness: <= 0.13mm; Life: 500000 times or more