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.
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