Front: 152mmL*64mmW*78mmH
Back: 152mmL*64mmW*32mmH
Handle: 110mmL*25mmW*42mmH
Power: DC4.6-6V, 5VAA alkaline battery
Static current: <30 uA
Dynamic supply current: < 200 milliamp
Storage Temperature: -20~+85 centidegree
Storage Humidity Range: 10~98%RH
Operating Temperature: 0~+60 centidegree
Operating humidity range: 15~95%RH
Sensor: RF
Frequent to the RF: 4 Hertz

Sensor working frequent: 100-150K Hertz
Unlock: Present the card once, you will hear "Di" sound with green light push the lever to open the door
Unlock time: The door will be look by pushing the lever. Door will lock up automatically 4 secs after presenting with card if you don't push the lever.
Low voltage alert: If the voltage is lower than 4.8V when unlocking the door, you will hear 5 beeps with a red indicator light.