Product Name
T201 GSM Temp Smart Alarm Power Failure SMS Alert
Rated Voltage
DC 9V~24V/1A
Working temperature
-10℃~+60℃
Storage temperature
-20℃~+60℃
Relative humidity
10-90%, No condensation
Communication protocol
GSM PHASE 2/2+ (include data service)
Related Voltage of the Output Relay
3A/240V AC