This set includes 5 mini puck lights that are easy to use and will illuminate small and dark spaces. These button lights are portable and compact so you can stick them anywhere you need extra light. They adhere easily to surfaces and are recommended for closets, under cabinets, in a hallway, nightstands, drawers, coolers, and safes. Each light comes loaded with 2 CR2032 batteries so you can enjoy your lights right out of the package. The base screws off the back so you can replace the batteries for multiple uses. Pack of 5 This pack of 5 micro LED puck lights are small and powerful. Each mini button light casts a bright light to illuminate small and dark spaces. Stick Anywhere These lights are very easy to attach with an adhesive back. The 3M adhesive pad on the back easily sticks onto surfaces. Widely Used These LED puck lights can be used on bookshelves, in drawers, closets, stairs, and cars. They can be also used for outside activities: picnic tables, camping, coolers, tackle boxes, and more. Keep some handy as an emergency light for power outages, hurricanes, earthquakes, and other emergencies. Compact Size These lights are ultra-compact. Each light is 1.22 inches wide and 0.66 inches tall.