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:WIFl remote temperature controller Model:ZFX-WT01 Power supply voltage:9-30V Output Power:2200W Output capacity:10A Output type:relay/switch output Temperature control range:-99 - 999 Control accuracy:0.1 Sensor:K -type thermocouple Colour:Black Material:Plastic+Metal Package Contents: 1 * Temperature controller 1 * K-type Thermocouple Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.