1. Easy to use, used as a fridge defrost timer. 2. Easy to replace. colour: white Material: copper size: 40x56x32mm Package Contents: 1*TMDF603AD1 Refrigerator Defrosting Timer Only the above kit content, other item aren't included. Note: Light and diversified exhibits could cause the color of the thing in the picture a bit different from the real thing. The dimension allowed error is +/- 1-3cm.