KS-21AW wireless door sensor matches with a magnet .It sends alam signal to alarmconsole when both parts separated.The door sensor is designed in micro power consumption with low power alert.The wireless transmitter adopts SAWF.It is more stable.The transmitting distance in open area can reach to 250m or more
KS-21AW wireless door sensor matches with a magnet .It sends alam signal to alarmconsole when both parts separated
KS-21AW wireless door sensor matches with a magnet .It sends alam signal to alarmconsole when both parts separated |