THE BRIGHT CHOICE: Small enough to fit on your key ring or conceal in your hand, the 400 Lumen MYCRO NEBO Flashlight is a high powered flashlight in a durable, easy-to-carry design. 6 LIGHT MODES: Illuminate darkness with this LED light that can emit 400 lumens; Use Turbo for boosted brightness, High for optimal visibility, Medium for balanced output, Low for up to 5 hours of use, plus Red & Green to help maintain night vision.