Power supply: DC5V 1.0A，Micro USB
Built-in battery: 3.7V 500mAh lithium battery
Standby power consumption: ＜15μA
Emission current: ＜15mA
RFID protocol: 125KHz, 4100/4200
RFID card: up to 10 can be equipped
Wireless parameters: 433MHz
Product size: 137.6×87.7×17.1mm
Shield-KBR-V2
Wireless Keypad
| Power supply | DC15V 5.0A |
|---|---|
| Internal backup battery | 12V DC 7A rechargeable battery (not included) |
| Radio frequency | 433MHz |
