Security Small Door Knob Fingerprint Door Lock Smart Keyless Entry Door Lock 3115
Material: Aluminum alloy or Stainless steel
Key: 2 Brass Keys
Applicable Temperature: -25°C~70°C
Operating Voltage: 3.3V~4.2V
Power supply: Lithium battery
Password Capacity:20PCs(3 for admins and 17 for Users)
Lock latch:60/70mm adjustable latch