1.Key frame uses high quality zinc alloy material. 2. Buttons are made of high quality zinc alloy, with a strong anti-destruction capability. 3. With natural conductive silicone rubber -weather resistance, corrosion resistance, anti-aging. 4. Double side PCB with golden finger, resistance to oxidation.
Item
1x4 keypad
Input Voltage
3.3V/5V
Waterproof Grade
IP65
Actuation Force
250g/2.45N(Pressure point)
Rubber Life
More than 1 million cycles
Key Travel Distance
0.45mm
Working Temperature
-25℃~+65℃
Storage Temperature
-40℃~+85℃
Relative Humidity
30%-95%
Atmospheric Pressure
60Kpa-106Kpa
It is mainly for access control system, security system and some other public facilities.