DAZZY DOT Magnetic Push Lights, Puck Lights Rechargeable Battery, Dimmable Touch Lights Stick on, Thin Tap Light for Home Locker Closet, Night Light, Soft White.

Rechargeable with quality in-built polymerization lithium batteries, NO need constantly to buy those AAA batteries anymore! 6 hours of continuous use at maximum brightness of 60 Lumen, up to 150 hours of continuous use at minimum brightness; recharge push button light with USB cable supplied, charging time from mains current supply: 3-4 hours.
With an in-built strong magnet, can stick to smooth ferrous surfaces (caution: some stainless steels are not magnetic); for rough metallic surfaces or non-metallic surfaces such as walls, use 3M adhesive metal discs supplied.