Item Type: Remote Control Smart Socket Product Material: PVC Product Size: Approx. 11 x 6.4 x 3.1cm / 4.3 x 2.5 x 1.2in Power Supply Voltage: EU Plug 100-250V Working Current: 16A Maximum Load: 2000W/inductive load halved GSM Frequency: 850/900/1800/1900MHz Working Humidity: 65% Working Temperature: -10-55 Temperature Detection Range: -40-110 Weight: 212 g / 7.5 oz(approx.) Package List 1 x Socket 1 x Temperature Sensor 1 x User Manual The SIM card needs to be installed before the power is turned on. It is strictly forbidden to install the SIM card after the power is turned on. 1WIDE RANGE OF APPLICATIONS: Possess wide range of applications, can be used for fish pond farming, agricultural planting, remote control of home equipment, etc. 2REMOTELY CONTROL ELECTRICAL EQUIPMENT: You can text, dial, remotely control the electrical equipment at home, or check the status of the powered equipment at any time, unlimited distance, unlimited time 3CONTROL SWITCH ACCORDING TO TEMPERATURE: With a temperature sensor, you can set to control the switch according to the temperature 4CONTROL GSM SWITCH: You can control the GSM switch by button or by phone, text message, you can remote control water heater, motor, electric door, light, rice cooker and other electrical appliances 5WITH POWER FAILURE REMINDER: Remote control smart socket come with power failure reminder function, more safe and reliable to use