Product Details ①. External sensor monitors ambient temperature (-40°C to 120°C) and humidity with 1% accuracy, suitable for precise climate control ②. Dual heating/cooling mode with adjustable start/stop temperature triggers, meets different temperature control needs ③. 16A 230V EU power outlet supports 3680W devices, compatible with various high-power appliances ④. 24hr cycle timer enables automated appliance control, saves time and effort in daily use ⑤. Ideal for greenhouse climate control, aquarium maintenance, homebrew systems, and heating equipment management Specification ①. Product Type: Programmable Thermostat Socket with External Sensor ②. Housing Material: ABS + metal ③. External Sensor Cable Length: 1.5m ④. Power Outlet: 16A 230V EU ⑤. Power Support: 3680W ⑥. Temperature Range: -40°C to 120°C ⑦. Temperature Accuracy: 1% ⑧. Compliance: CE certified Package List ①. 1 x Programmable Thermostat Socket ②. 1 x External Sensor with 1.5m Cable Warm Tips ①. Ensure the external sensor is placed in a well-ventilated area for accurate temperature and humidity monitoring ②. Do not exceed the maximum power of 3680W to avoid safety hazards ③. Read the user manual carefully before use to ensure proper operation