Features: 3.A electric magnetic switch specially developed for the control of wardrobe lights.4.How it works: When the wardrobe door is open, the light is on, and when the wardrobe door is closed, the light is off.5.Installation: Surface mounted, drill a 10MM diameter hole in the door, inserted directly,magnet axis and switch axis must be in the same straight line.Note:1. For different types of lamps directly connected to 85~240V power supply, the specific load requirements of the switch are as follows:Incandescent lamp (tungsten lamp): 50W MaxEnergy-saving lamps (T4, T5): 38W Max (0.80, a filter inductor (optional accessory) needs to be connected to the wiring circuit.3. For different types of LED lights driven by DC, the specific load of the switch is as follows: 12VDC 30W 24VDC 50W4. It is not possible to test the on and off of the door sensor switch with a multimeter.Specifications:Material:ABS ,MetalColor:WhiteSize:3x1.2x9cm/1.18x0.47x3.54inch(LxWxH)Weight:64gPackage include:4 x Door Sensor Switch