HIGH-QUALITY MATERIAL: The door switch is made of high-quality plastic and metal, wear-resistant and heat-resistant, strong and not easy to break. Door switches spaced sufficiently apart will not produce floating rings. Suitable for voltages such as 12V / 24V / 36V / 230V (max. 250V). Box contents: 2 flush-mounted door switches, 4 fixing screws. Cabinet door switch dimensions: 3.4 x 3.2 x 1.5 cm, screw length: 2.3 cm. Rated load: 2A 250V, can be used for some low voltage applications. Working principle: When the switch is closed, the indicator light turns off. When you open the door and release the switch, the light will turn on. This makes it easy to turn on a light in a closet or room. INSTALLATION: The sides of the plastic block and the small switch are removable for easy disassembly. Surface mounting, suitable for all types of doors, all types of lighting fixtures, electrical appliances and transformers with power cord. APPLICATIONS: for all types of doors, kitchen cabinets , pantries, display cases, lighting fixtures, cupboards, electrical equipment and transformers with power cord.