Please be advised that this radio configuration (RC1) is not adapted for United States.
Heat Alarm (GS412A) adopts NTC temperature sensor, be used to detect abnormal heat caused by the fire and inform the user promptly to avoid further expansion of the fire disasters.
Can use alone.
Alarm tone issued by the alarm is 85 dB at least.
Low standby current, long battery life.
Two-way wireless communication, convenient to use.
Not certified yet
Dimensions (in mm): 100 x 100 x 40
Dedicated - Internal
Battery life: 1 Years
Flashable Firmware: No
No connector for an additional external antenna