ZebraLight SC51 LED 200 Lumens Flashlight Cree XP-G Cool White LED: Cree XP-G Cool White (color temperature 6100-6500 K) Beam Type: 80 degree spill beam spread; 11 degree (3.8 feet at 20 feet) hot spot Overall Length: 3.15" (80 mm) Diameter: 0.85" (22 mm) Weight: 1.3 oz. (36.5 gram) with clip, without battery or headband Uses One 1.5V AA battery (NiMH, lithium or alkaline), 14500 Li-ion batteries are not supported