Fangrui Product Details 1. 2 Working Modes: This Digital Led Temperature Controller Module Has 2 Working Modes, Heating Mode (start Temperature Is Lower Than Stop Temperature) And Cooling Mode (start Temperature Is Higher Than Stop Temperature), Range From -50to 110 The High Temperature Control Accuracy Reaches 0.12. Stable And Reliable: The Led Indicator Light Can Display The Current Output Status; The Digital Display Tube Can Display The Measured Temperature, And The Temperature Measurement And Control Accuracy Is High 3. Durable Material: This Xh-w3001 Digital Thermostat Switch Is Made Of Abs, One Of The Five Major Synthetic Resins, Which Is Strong Impact Resistance, Heat And Low Temperature Resistance 4. Waterproof Probe: Equipped With A 1-meter Ntc10k Probe Made Of Stainless Steel, Which Is Waterproof And Not Easy To Rust, Easy To Use And Can Last For A Long Time 5. Suitable For: The Temperature Controller Module Can Be Widely Applied In The Conditioning Systems, Incubators, Equipment Cases, Temperature Control Pro