1: Wide range of applications 2: Remote operation 3: The system is stable 4: Simple to use 5: Small size, easy to carry Product name: Specifications of high temperature digital thermostat Model:XY-WT04 Supply voltage: DC6-30V Temperature control range: -99-999Celsius Measurement input: K-type thermocouple Resolution: 1Celsius Temperature measurement accuracy: 2Celsius Output type: 1-way relay switch Maximum control: current 10A or more Colour:Gray-black Material:plastic Size:about 79 x 43 x 30mm Package Contents: 1 x High temperature digital thermostat Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.