Features:
*MCU technology to prevent all kinds of false alarms.
*SMT chip, anti-EMI anti-RFI design.
* Anti-burnt cover. Dynamic temperature compensation.
*ON/OFF optional, lower power consume design, low power indication.
* Reliable communication range is up to 100m/328ft (between sensor & alarm host) & detection range is 5-12m/16.4-39ft to keep you informed & safe.