G90B Wireless RFID Alarm Sensor Keypad with Keys for WiFi GSM Home Security System Doorbell
- List PriceUS$20.02piece
- Sale PriceUS$20.02piece
- ShippingFree Shipping
Super quality widend keys to avoid misuse.
Professional optimize circuit design.
Apparently improved signal intensity.
Coding IC 1527.
Laboratory button tested 100000 time.
Power supply: CR2032 battery
Emission current: ≤ 12mA
Transmission frequency: 433mhz
Launch time: 1s
Transmission Distance: 80M in open area
Working environment: Humidity: -10℃ to 50℃
Relative humidity: ≤ 90%
Package includeds :
1 x KERUI RC532 Remote Control (Battery Included.)
Details pictures :