Specifications: Compact and easy to carry, suitable for outdoor emergency use. It has indicator, can be used as an emergency light. Low power and hand crank, give you a new fun. Type: Hand Crank Phone Charger Material: ABS + Electronics Output Voltage: 5.5V Output Current 300mAh - 600mAh Features: Hand Crank, Low Power, Portable, Emergency Indicator Size: 58mm x 46mm x 31mm/2.28" x 1.81" x 1.22" (Approx.) Lanyard Length: 180mm/7.09" (Approx.) Notes: Due to its low power, it can not charge some devices that is high power, such as for compatible with iPhone, for Mac, etc.. Because the principle of power generation is hand crank, so it is impossible to charge your phone full of electricity, it is just used under emergency circumstances. Due to the light and screen setting difference, the color of item may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Hand Crank Phone Charger Compact and easy to carry, suitable for outdoor emergency use. It has indicator, can be used as an emergency light. Low power and hand crank, give you a new fun. Great for practicing, match and casual playing. Perfect gift for professional players or the one who love sports.