G205 GSM 3G 4G Home Smart Gate Controller Relay Switch Remote Control Door Access Wireless Door Opener By Free Call

Features:1. Can be operated from anywhere, no distance limitation.2. Up to 200 authorized phone numbers.the 1st ~3rd user numberscan receive SMS,andthe 4th ~6th user numberscan receive call while alarm occurrence.1~200 authorized phone numbers can call T200 to turn on/off the Relay0 free of charge3. One TemperatureHumidity sensor input, temperature measure range: -40~80°C,accuracy:0.5°C. Humidity measure range: 0-99%RH, accuracy:3%.4. External AC/DC Power status monitoring, AC/DC Power On/OFF will send SMS and call to 6 preset mobile phone immediately.5. Timer Report—Can setup every x hours automatically send its status/value to 6 preset mobile phone immediately.6.Support remotely read historic data via SMS.7. An automation system. When the temperature, humidity, power alarm or normal, it can link to Realy1 to action.8. A siren output.when Alarm occurrence,it will output for 30 seconds.9. Rechargeable Backup Battery inside can last 6hour.10. Secure - Using caller ID and password for identification, unknown callers are ignored.11. Programmable by SMS Commands with password protection.12. Based on GSM Network, applied to many applications. (temperature, humidity, power status, solar panel, dc voltage).Specification:Rated Voltage: DC 9V~24V/1AWorking temperature: -10℃～+60℃Storage temperature: -20℃～+60℃Relative humidity: 10-90%, No condensationGSM: 850/900/1800/1900MHz3G WCDMA: 900/2100 MHz UMTS3G CDMA2000:850/1900MHz UMTS3G: 850/2100MHz UMTSCommunication protocol: GSM PHASEПроизводитель: Banggood