Competitive Advantage:

1. Based on the high sensitivity of our Temperature and Humidity Series, it contains reliable integrated GSM alarm module.
2. Compared with traditional Temperature and Humidity Controller, you don’t have to equip redundant GMS module, all you need is just a standard SIM card, install it inside the A-TGSM and it give you the great experience of protection.
3. We also separately equip A-TGSM with relay input and relay output, it means you could connect other sensor to A-TGSM to form a complete alarm system in your place.
4. With inside battery, even the electricity is cut off, everything is still controlled in your hand 

Parameter of GSM Temperature & Humidity Alarm system