400 Lumen output 2 AA batteries included Blood tracking mode IPX4 weather resistant Aircraft grade aluminum body 1-meter impact resistant The Bushnell TRKR 400 Lumen Multi-Color Flashlight is the perfect compact tracking flashlight. Heavy duty aircraft grade aluminum ensures this flashlight performs in even the toughest conditions. White, Red and TRKR modes means you’re prepared for every situation. Use the White mode for increased visibility in the dark and the Red mode to protect your night vision. As a part of the Bushnell TRKR series, this flashlight is also equipped with a blood tracking mode that illuminates blood to help you during the hunting season. The Momentary-On function provides a quick burst of light when you need it most.