Specifications: 1.Light source:3pcs puck light,COB/pc 2.Battery:3*3pcs AAA battery(Lights not included);2pcs AAA battery(Controller not included) 3.Switch mode:on,off.30 minutes,low 4.Product size:84*84*23mm(puck light),89*63.3*17.8mm(controller) 5.Product weight:46g(puck light),35g(controller) 6.Main material:ABS 7.With CE ROHS Advantages: This LED COB Puck Light. Natural White, high brightness or low brightness adjustable. Lights any dark space--closets, cabinets, garages and storage sheds Simply put in batteries and attach to anywhere by double adhesive sticker we offered. One remote can control several lights around 10-20m distance. 30 minutes Auto-off remote timer control. Also supported TAP-ON / TAP-OFF. Touch sensor has been tested at least 30000 times . Wireless, attached anywhere: hallway, stairway, steps, bathroom, bedroom, closet, kitchen, work shop, storage room, etc which you want it to be.