Mini flashlight, bicycle flashlight for outdoor lighting, camping and electronic gift Product functions: Cranking for power generation Ultra bright LED Switch model: 1 LED on, 3 LEDs on and 3 LEDs flash-off Attached a bicycle mount as bicycle torch Product features: Cranking for power generation Control by electronic switch and long life-span Unique integrative design, can charge the headlamp by hand cranking, energy saving and no pollution Attached a bicycle mount as bicycle torch or flashing option for emergency use Use method: Lighting: Hold the unit and crank the handle by another hand at the speed of 2.5 to 3 circles per second for about 1 minute, push the switch, 1 LED on, 3 LEDs on and 3 LEDS flashing-off for a circle Fix the bicycle mount: Pull out the screw-lock and circumrotate the screw-lock anticlockwise then remove it Install the mount on the bicycle where you like and fix the screw-lock Install the flashlight Size: 70 x 41.5 x 41.5mm Weight: 114.8g