The external temperature detector can monitor ambient temperature. Set desired start and stop temperatures. Features cycle timing, start/stop time scheduling, and timer switch functionality. Ideal for intelligent temperature control applications such as heating systems, aquaculture, greenhouses, and similar environments. Temperature display range: -40 to 120 Temperature display accuracy: 0.1 Measurement accuracy: 1% Timing accuracy: up to 1 minute Working voltage: 230V AC Maximum working current: 16A Power consumption: less than 0.8W Plug type: EU Plug, suitable for use in countries including Germany, France, Spain, Italy, and Indonesia Voltage: AC 230V Color: White Material: Plastic Package includes: 1 x Digital Temperature Controller Socket Note: Accessories shown in images are not included. Possible color variations due to lighting and screen settings; actual product may vary slightly in appearance. Measurement error allowance: 1-3 cm.