FEATURES 1: Low power (the power generated by the hand shake is low, so itcannot be charged to the product with high power, such as somesmartphones, compatible with Apple mobile phones, compatible with Apple tablet computers, etc.) 2: Shock constantly, people will be out of power first If you ask ifyou can be full, the answer is dissatisfied! 3: Don't think of this charger so magical, let alone fantasize that itcan be as easy to use as a charging treasure. You can just use it asa small toy! Please read it carefully, avoid returning the goods to be dissatisfied! Specification: 100% brand new with high quality Material: Plastic Size: Approx.60x49x31mm Weight: Approx.60g Output Voltage (Maximum): DC 5.5V Output Current (Maximum): 600mAh Standard USB interface, 5V output, suitable for a variety of USB devices and mobile phone charging (except compatible with Apple.) Red LED lights both for emergency lighting Small and exquisite, is a gift to share There may be some mobile phones do not support hand charging When going out to do business or travel, you can put your pocket, wallet, briefcase or suitcase in the mobile phone is no electricity emergency or remove the trouble to go out to charge the phone. Package Included: 1 x USB Hand Crank Charger (USB Cable not included) Note: Shake emergency charger cannot replace the phone's cradle and direct charge, only when used in emergency, not as mobile phone charger as your phone is fully charged. The indicator light on the hand charger will light when you shake hand. Please allow minor error due to manual measurement. The colors may be a little difference for the different monitor display.