RTU5023 GSM Alarm SMS Alert Remote Temperature Humidity Monitoring Timer Control Power Status

Features : Can be operated from anywhere, no distance limitation. No call charges for inquiry. The GSM Environment Alarm rejects the call from authorized number then return onsite temperature, humidity, and power voltage on the first 'ring'. Multiple applications. (Temperature, humidity, power status, solar panel, dc voltage). Up to 10 authorized phone numbers, 5 can be used to receive call or SMS, and 5 can be used to call and SMS while alarm occurrence. One Temperature & Humidity sensor input, measures temperatures from -40 to 80°C, 0.5°C accuracy, Relative Humidity from 0-99RH%, accuracy is 3%. External AC Power status monitoring, AC On/OFF will send SMS to authorized phone numbers. Inbuilt MCU monitoring the DC input Voltage value, measure range is 9-24VDC, no need additional sensor to save cost. Timer Report--Can setup every x hours automatically send its status/Value to the authorized numbers. Support remotely read historic data via SMS. Rechargeable Backup Battery inside can last 8hours. Secure - Using caller ID and password for identification, unknown callers are ignored. Programmable by SMS Commands or APPs with password protection. Based on GSM Network, applied to many applications. Remote Reset via SMS, Remote Reboot via SMS, Automatic Reboot Periodicity. Specification : DC Power supply: 9~24VDC, recommend 12VDC1A Power consumption: 12V input Max. 50mA/Average30mA Frequency range: (2G)850/900/1800/1900Mhz SIM Card: Supporting 3V SIM Card GSM Antenna: 50 Ω SMA Antenna interfaceTemperature range: -40-+80℃Humidity range: Relative humidity 0~90% (condensation free)Temp&Humidity Sensor: Temperature&Humidity Sensor, Model :AM2301, Temperatures from -40-80°C(0.5°C accuracy). Relative Humidity from 099RH%, accuracy is 3%.Backup Battery: 900mAH, last 8hours Package Includes :1 x GSM Alarm Kit Details Pictures :