When the light turning on, the beam is directed away from the eyes. Take out the battery if you are storing the flashlight for a lont period of time to prevent the battery from leaking. Flashlight turning on/off: Fully tighten the tube/tail to turn the light on. Twist the tube/tail to turn off the light. Features Powered by a convenient and widely available single AAA battery producing an output of 100 lumens. Made by durable aluminum Extremely easy carry: Barely know it is there with its lightweight and small size. TIR optic lens producing a soft and balanced beam for comfortable use. Waterproof to IPX-8 Standard About this item Powered by a convenient and widely available single AAA battery One mode with Max 100 lumen output TIR optic lens producing a soft and balanced beam for comfortable use. Extremely easy carry: Barely know it is there with its lightweight and small size Waterproof to IPX-8 Standard › See more product details