Description: 10A Digital LED Temperature Controller Thermostat Control Switch Sensor + Probe Specification: Voltage type: 12V \/ 220V optional~ Product name: Highly accurate digital temperature controller Specification and model: XH-1411 Temperature measurement range: -55 - +120\u2103 Temperature measurement accuracy: ±0.3\u2103 Resolution: 0.1\u2103 Temperature control range: -19~99\u2103 Control accuracy: 1\u2103 Temperature measurement probe: NTC10K\/B3950 (with 1m standard water-proof probe) Power supply voltage: DC12V\/ 100-240V Display color: red+green, blue+yellow (alternative) Applicable environment: -25~55\u2103, humidity 20%~85% (no condensation) Output type:10A relay output Appearance size: Approx. 90x60mm\/ 3.54X2.36" Open hole size: Approx. 70x50mm\/ 2.76x1.97" Probe length: Approx. 1m\/ 39.37" Usage method: 1. Plug the plug of this product to a household socket. If the screen displays temperature, it means the power supply has been correctly connected 2. Put the temperature control probe into the places that need temperature control, and set the start and stop temperature according to your needs 3. Plug the plugs of heating and refrigeration devices to the socket of temperature controller, and then you can achieve temperature control Restore factory settings: If there is some setting mistake or setting disorder, you can press the two stop buttons to restore factory settings. When the screen displays 88-888-88, and the buzz gives out a long sound, it means the restoration has finished. Default start value is 25, stop 40, F-1 01-10, F2 00-30, F-3 00-30, correction=000 Package includes: 1 x Digital Temperature Controller 1 x 1M Probe Details pictures: