SMS remote controller for Air conditioner/Remote temperature monitor
This smart unit is not only a remote controller for your air conditioner/heat pump, but also a remote monitor of your room temperature, all operations are based on GSM network Short Message Service platform, thus you can do remote control/monitoring anywhere and anytime.
It also provides an promptly，effective,pre-alarm on high/low temperature and power dump. It is not only perfect for monitoring a remote home or cabin, but is also great for monitoring refrigerator, walk-in cooler/freezer, computer room or greenhouse.
Just by sending a short message, you can freely control your air conditioner anytime and anywhere!

Functions1:
1.Remote control, can turn on/off your air conditioner, change it into cooling/heating/dehumidification mode via SMS;
2.Remote monitor, can monitor the real time room temperature any time and any where via SMS;
3.Temperature alarm: can set one or two alarm trigger(s), when your room temperature is falling or rising into the set point, will automatically send an alarm message to certain phone number(s);
4.Power dump alarm: when the city power is shut off, will automatically send an alarm message to certain phone number(s);
5.Extended functions: We can develop extended functions, custom-built functions on remote control/remote monitor based on customers' requirements.
Function2:
1. Can be used along with any brand air conditioner/heat pump;
2. Can be used along with any device which comes with an infrared remote controller;
3. Very simple operations, no need installation technician;
4. Can be used in any home, uncared-for computer room, communication/network base station;
5. Can be used in any place where needs a remote temperature monitor or other sensors;
6. Can use custom-built shell/modeling according to customer's requirements.
Features:
1.Can be used along with any brand air conditioner/heat pump;
2.Automatically detects & displays the real time room temperature;
3.Remote control over SMS (Short Message Service)
4.Remote monitoring over SMS, including room temperature, GSM signal strength, power supply status;
5. Freeze alarm (Default 8℃)
6. Heat alarm (Default 28℃)
7. Power dump alarm (While city power is shut off)
8. Low battery alarm (While backup battery is less-voltage)
9. Security safeguard, only the registered user(s) can access.
10. All-in-one design, small size, can be easily installed on bedstand/wall;
11.1.77 TFT LCD color screen
Specifications:
GSM 850/900/1800/1900 MHz automatically acclimatize
Power supply:  DC 5.0V
Battery capacity: 800mAh