ET1909 Blackout Display
Model No.ET1909(Touch Keypad)Voltage Supply Range3.6V~ 6.0VPower4 AA 1.5V BatteryBattery Low Voltage4.8V+/-0.2VCode Length3-15 DigitsAccess Control2 User CodesOperating Humidity80 MaximumDimensionΦ98*31.5MMMaterialZinc Alloy/ABS PlasticFinishChrome PlatingStandby<50uADriveDeadBolt or Swin