KOOCHUWAH 3 in 1 Infrared Sensor Alarm Anti-Theft + Doorbell Chime Button + Night Light - 52 Chime Tunes - Wireless Home Security System -

3 in 1 Infrared Sensor Alarm Anti-Theft + Doorbell Chime Button + Night Light - 52 Chime Tunes - Wireless Home Security System - LED Indicator With Keypad This wireless 3 in 1 Doorbell is battery operated for fast and easy use. You could use it as an intruder alarm, doorbell, and a motion infrared night light. Detachable design, You can just put the receiver on your table or mount on your wall. Technical Parameters Smart night light doorbell Power: DC 6V Volume: 90dB Standby current: 170uA Wireless frequency: 868MHz Temperature: -10℃ +55 ℃ Doorbell button Power: DC 3V (two 3V 2032 button cell) Wireless transmission distance: ≤80m (open space / no interference) Wireless transmission frequency: 868MHz. Password keypad Power: DC 3V (two 3V 2032 button cell) Wireless transmission distance: ≤80m (open space / no interference) Wireless transmission frequency: 868MHz. PASSWORD KEYPAD - The password keyboard consists of 2 part. One is a keypad tray, it should be installed on the wall, and the other one is the pass...