Digital Temperature Controller 220V for Home AppliancesFeatures, -, Switch the modes between cool and heat, ., - Control temperature by setting the temperature setting value and the difference value, ., - Temperature calibration, ., -Refrigerating control output delay protection, ., - Alarm when temperature exceeds temperature limit or when sensor error., Specifications, - Temperature measuring range: -50 ~99 C;, -, Resolution: 0.1 C;, -, Accuracy: plusmn;1 C (-50~70 C);, -, Sensor error delay: 1 minute, -, Power supply: 220V AC plusmn;10%, 50/60Hz;, -, Power consumption: less than 3W;, -, Sensor: NTC sensor (1PC);, -, Relay capacity: Cool 10A/250VAC; Heat 10A/250VAC;, -, Ambient temperature: 0~60 C;, -, Storage temperature: -30~75 C;, -, Relative humidity: 20%~85% (No condensate).