The VB3 2220 LED Flashlight has dual super bright white LEDs that may never need replacing and provide over 30 hours of run time. Light turns on when the head is flipped up. It also pivots to a full 180deg for aiming light where you need it. The built-in clip attaches to surfaces up to 1/2" thick. 2 CR2032 3V Lithium coin cells are included.