Zxlight&reg;led Battery-operated Stick-on Tap Light, Pack of 3 Units, 3 LED Puck Light Bulb, Cool White, Wireless Night Light (White) Set of 3 battery-operated stick-on tap lights with convenient tap-on/off technology Silver-tones ABS plastic construction; includes adhesive strips for easy installation Super-bright LEDs offer energy-efficient lighting and never need replacing Each light measures 2 1/2 Inch in diameter by 1/2 inch deep Operates for up to 100 hours on 3 AAA batteries (not included)