Muti-color This crank light provides immediate battery-free light with just a few cranks. No batteries required - simply push down on the mechanical hand crank to recharge. Handy in emergencies such as unexpected power outages. Lightweight - perfect for pocket or purse. LED Lifespan: Up to 100,000 hours. High intensity brightness No worries if power outage! A few minutes of cranking provides a long time of light. The flashlight is an excellent survival tool for long-term power failure and long-term storage of light. EMERGENCY HAND CRANK FLASHLIGHT：Built-in rechargeable battery generates the energy needed for lighting with just a short crank. Ideal for use in camping, emergencies or power outages. HIGH-INTENSITY LIGHTING: 3 powerful LEDs provide bright illumination in the dark, a necessity for daily, emergency and outdoor lighting. USER FRIENDLY: Ergonomic and rugged design, comfortable and secure to hold in your hand. LIGHTWEIGHT SIZE: 4x2x1 inch pocket design, easy to carry outside and store in your purse, glove box, pocket or bag. Light weight, will not add any burden to your outdoor adventure. PRODUCT CONTENT: 5 colors to choose from, you can share it with your family and friends in any scene.