Product Type: Digital Thermostat Temperature Controller Socket Outlet Timer Switch Sensor for Heating and Cooling, 16A, 220V Function: 1. External sensor detects ambient temperature and humidity. 2. Set start and stop temperatures; device automatically turns on/off upon reaching the target temperature. 3. Programmable cycle timing with adjustable start and stop times. Common applications include temperature and humidity control in carbon heating systems, aquaculture, greenhouses, and home environments. Technical Specifications: Voltage: 230V AC, 50Hz Maximum Load: 16A (3680W at 230V); 15A at 120V (for US version) Temperature Range: -40°C to 120°C Accuracy: ±1% Timing Accuracy: Up to 10 minutes per day Material: Metal and ABS Package Includes: 1 x Socket Unit (with integrated sensor) 1 x Instruction Manual