The VB3 2220Z1 LED has dual super bright white LEDs that may never need replacing and provide over 100 hours of battery burn time. Light turns on when the head is flipped up. It also pivots to a full 180 degree for aiming light where you need it. The built-in clip attaches to surfaces up to 1,3 cm thick. The VB3 2220Z1 LED is ideal for professionals who work in areas with high risk of explosion such as chemical, pharmaceutical, power, oil and gas, and fire rescue. 2 CR2032 3V Lithium coin cells are included.