Konnwei RTU5028 GSM Power Voltage Status Monitoring Power Failure/Recover Alarm Alert

Features: It can monitor the status of power supply on site by wireless remote control. It can be operated from anywhere without distance restrictions. GSM temperature monitoring alarm can reject calls from authorized numbers without making a call. Up to 10 authorized phone numbers, 5 can be used to answer calls or text messages, and 5 can be used for calls and text messages to generate alarms. Monitor external AC power status, AC on/off will send SMS to authorized phone number. The built-in MCU has a measurement range of 0-36 VDC, eliminating the need for additional sensors and saving costs. Set it once every once in a while (the user can set the time by himself) and automatically send its status to the authorized number. Support remote re