Key words: the short interest rate of the temperature and humidity alarm, SMS alarm device of the temperature and humidity, temperature and humidity, smoke SMS alarm 

 Overview: Jinan the Tenda Electronic Technology Co., Ltd. to develop appropriate applications in the environment in greenhouses, cold storage, preservation, library, computer room temperature and humidity SMS alarm. The alarm through the alarm to the master phone to send text messages. Suitable for application in greenhouses, cold storage, preservation, library, computer room, people need to keep abreast of which the temperature and humidity values. 

 Temperature and humidity SMS alarm function: 
 1: You can set 5 of the master phone number to receive alarm information. 
 2: The user can always use SMS queries temperature, humidity, specific value. 
 3: The controller built-in clock chip can be realized from time to time reported to the temperature and humidity values. 
 4: The user can always send text messages to change the alarm limits. 
 5: sensor configuration, extension cords up to 3-5 m. 
 6: temperature and humidity, smoke alarm. 
 Temperature humidity SMS alarm to use: 
 1, the master number set to receive alarm SMS texting. 
 2, the alarm is placed in the environmental temperature and humidity alarm. 
 3, rather than pressing the buttons on the control cabinet, the upper and lower temperature alarm. You can also send text messages set limits. 
 4, when the environmental temperature and humidity exceeds the limits, the owner of mobile phone can receive the warning message. 
 Temperature and humidity SMS alarm product advantages: 
 , Send SMS alarm, speed alarm. 
 2, the use of mobile communication signals, without wiring. Wireless remote control. 
 3, the signal nationwide coverage, no matter where you are. Can receive the warning message. 
 4, without geographical environmental impact, to solve the distribution of distant, difficult to manage the engine room, the greenhouse temperature and humidity testing. 
 5, the low cost of SMS alarm. 
 6, the alarm switch alarm, UPS, power failure alarm, the control cabinet door open alarm. 
 Temperature and humidity SMS alarm accessories: 
 Mobile or China Unicom mobile phone card, alarm, antenna, temperature and humidity sensors, switching power supply. 
 Company Website: http://www.tengdakeji.com