Sensky BS011 12v 24v DC 3A automatic cabinet sensor switch IR Sensor for Low Voltage LED Cabinet Light, Strip Light, Rigid Light Bar Good solution to lighting dark Cabinets, Safes and Closets Plugs up perfectly with LED cabinet lights, strip lights, rigid light bar This is an IR (infrared) sensor switch, not PIR, when bodies or objects block in front of it, the light will be off, and when the blocking objects keep away, the light turns on. Easy installation:comes with a good quality adhesive tape to hold the switch Friendly customer service: If any problem met, please kindly contact by email. Well respond within 24 hours