Nite Ize Red Mini LED flashlight measures 4-1/2" overall. Red finish machined aluminum body with black and red trim. Lanyard loop. Functions as a flashlight, lantern, or safety light. Flashlight and lantern have high mode with 80 lumen output - two hour runtime per battery, and low mode with 15 lumen output - up to 9 hour, 25 minute runtime per battery. Safety light features glow, flash, and SOS modes. Lock-out mode tail cap switch. Water resistant. Impact resistant to 1 meter. Visible up to 50 meters. Uses one AA battery (included).