◎ LCD display.
◎ With tamper alarm, when enter wrong password, it will limit times.
◎ Self-checking periodicity.
◎ Can program the alarm panel.
◎ Work with alarm panel in 2-way communication.
Model:PB-500R
Working voltage:6V（AAA1.5V*4）
Standby current:≤60μA
Working current:≤25mA
Transmitting distance:100m（open air）
Transmitting power:12dB
Transmitting frequency:433MHz/868MHz
