Mechanical data:
| Power supply | 5V±5% |
| Working current | <150mA |
| Durability | >2 Million |
| Interface | Support USB / PS/2/ RS232 |
| Compatible With Systems | Window XP、Window 7、Window 8、Window 10、Linux、Ubuntu、Android |
| Key Size | 14*14*1.5mm |
| Key Trip | 0.45mm |
| Operation Force | 3N ± 10% |
| Mounting way | Rare mounting |
| Operating Temperature | -10℃~45℃(Relative Humidity 20%~85% / Atmospheric pressure 60~106Kpa) |
| Storage Temperature | -30℃~85℃(Relative Humidity 20%~90% / Atmospheric pressure 60~106Kpa) |
Provided by the original factory(SHENZHEN KEYU): Metal Keypad、Metal Keypad With Touchpad、Medical keyboard、Metal Numeric Keypad,Access Control Keypad













