Max Lumens: 300 Max Beam Distance: 289 feet 88 meters Max Runtime: 100 hours Lighting Modes: Five modes including three brightness levels, red light, and red flash Bulb Type: Luminus SST20 white LED Lens Material: Polycarbonate Color Temperature: 5900-6500K Size: Length: 2.90 inches 73.6mm Width: 1.42 inches 36mm Height: 1.18 inches 30mm Weight: 3.04 oz 86.3g including battery Battery: One included AA battery; compatible with one 1.5V 14500 rechargeable battery Included: AA battery, spare O-ring