Features: WIFI remote smart thermostat, heating/cooling, high and low temperature alarm, stability Temperature control range: -99~999 Output type: 1-way relay switch All operation-records can be stored in the background, power on + timer + buttons + APP + heating and cooling mode, to facilitate query of relay Actions status Mobile APP control interface: In automatic mode, with the urgent stop function, work can be allowed within a specified period of time; in manual mode, the product turns into an intelligent time-controlled switch in seconds, supporting timing, delay, and cycle Specifications: Part Name: WIFI remote thermostat Color: as show Material: plastic Product model: XY-WT04/XY-WT04-W Power supply voltage: DC 6-30V Temperature control range: -99~999 Measurement input: K-type thermocouple Resolution: 1 Temperature measurement accuracy: 2 Output type: 1-way relay switch Maximum control: current within 10A Appearance size: 79*43*30mm Weight: 71g/75g Package Contents: 1*WIFI remote thermostat Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.