The GSM AC Power Monitoring Alarm RTU5012 is special for monitoring 110~220VAC power status by SMS text message, it integrated high performance GSM Module and AC Power Status monitoring circuit inside, while AC power goes off, will send AC Power Goes OFF to the authorized number immediately, and while the external AC power goes on, will send AC Power Goes ON to the authorized number immediately. When the backup battery voltage lower than 3.6V, will send the SMS Backup Battery low voltage to the authorized number immediately. It includes internal large capacity rechargeable battery which can standby upto 8 hours after AC Power failure. NO NEED ANY OTHER DETECTOR!
The user can inquiry the AC Power Status from mobile phone in anywhere by SMS or call in from the authorized number, No call charges for inquiry. the GSM AC Power Monitoring Alarm rejects the call from authorized number then return onsite AC Power Status on the first 'ring'.
Quickly installation, just connect the AC/DC Adaptor 12V to the GSM Unit, and send 1 SMS to setup the authorized number are finished the settings.