Two sets of XH-W3001 digital LED temperature controller with waterproof probe, programmable heating and cooling, AC110~220V, temperature measurement range from - 55 to 120 . Safe and durable:The electronic temperature control switch module has stable performance and control accuracy of 0.1 . Suitable for , equipment box, temperature control protection device, environmental temperature control and other occasions. Product : XH-W3001 Input voltage: DC12V Output voltage: direct output Output current: max. 10A Installation pitch: 73 mm (diameter of round hole: 4 mm) Dimensions: 60 x 45 x 31 mm Package includes: 2 digital LED temperature controllers XH-W3001 Including cord quick connector type: B Colour:As shown Material:ABS Package Contents: 1 set x low temperature thermostat Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.