Small in size but output brightness will up to 150 yard when powered by 14500 battery. Skid-proof & water resistant design. It can be used in rainy days (but can't put it into water). Adjustable focus range for different usage. Stretch it to adjust its focus. Comes with a clip for convenience. Working voltage is wide and can utilize the batteries in the largest extent. Power Supply:14500 rechargeable lithium battery or 1 x AA dry battery(Not included batteries) The strobe mode can make you get noticed when you need help in an emergency. Perfect for cycling, hiking, fishing, camping and other outdoor activities. Colour:Blue Light Material:Aluminum Alloy Package Contents: 1 * flashlight Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.