Hot LILYTECH ZL-R200A,Universal,Air Source Heat Pump Water Heater Controller, Pump Air To Hot Water Heating Controller Auxiliary heating function, Water flowing warning. Pump management ventilation, Antifreeze function. Action failure sensor, Auto Defrost function. Automatic restart function,Temperature depletion. Compressor postpone and stress protection. Material:plastic colour:White,black,red Package Contents: 1 set of water heater controller 1 * Accessories Only the above kit content, other merchandise will not be included. Note: Light mirrored image and various displays may cause the color of the object in the picture slightly diverse from the genuine thing. The size allowed error is +/- 1-3cm.