Hand-winding charger with USB interface. Dynamo cellphone charger, your own miniature power station. Built-in flashlight with LED indicator that lights up when power is being generated and your phone is charging. Safe to use and will not harm or damage your mobile phone. Reusable and convenient for travel with lightweight and compact design. Provides power to your mobile device when no electricity is available. Charges your mobile phone without using grid electricity, sunlight, fuel, or batteries. 30 seconds of cranking provides 5 minutes of bright light. 2 minutes of charging provides up to 6 minutes of talk time or up to 30 minutes of standby time. Type: Charger Material: Metal, Plastic Maximum Output Voltage: DC 5.5V Maximum Output Current: 600mA Features: Emergency, Travel, Hand Dynamo Charger, Green, Environmentally-friendly Size (L x W x T): 6cm x 4.9cm x 3.1cm / 2.36in x 1.93in x 1.22in (Approx.) Notes: Do not rotate too fast; maintain 100-120 rotations per minute. Avoid rollback. Keep the charger away from heat, fire, water, and extremely cold places. Due to lighting and screen setting differences, the item's color may vary slightly from the pictures. Please allow slight dimensional differences due to manual measurement. Package Included: 1 x USB Hand Dynamo Charger with Light