❇ ❇ ❇ ❇ ❇ Characteristics: Portable generator with hand crank, can be used as emergency power source. High power USB charging generator, strong power generation. Solid structure, low noise, stable operation. The higher the speed of the hand crank, the greater the power. The maximum power is about 20W. Compact size, light weight, easy to use. It can be used in field operations, field trips, rescue operations, natural disasters, survival training, emergency communication, long-term power outage, tourism, emergency electricity, etc. ❇ ❇ ❇ ❇ ❇ Specification: - Material: metal; - Weight: 758g/26.7 oz Power generation speed: 2000 rpm Energy generation: about 20 W Appropriate voltage and current: 3V/6,6A, 5V/4A, 6V/3,3A, 9V/2,2A, 12V/1,6A, 15V/1,3A ❇ ❇ ❇ ❇ ❇ List of packages: 1 x generator with hand crank; Note: 1. The output voltage of the hand crank generator must be greater than the set voltage to stabilize the set output voltage. 2. Make sure you set the voltage to 5V before using external devices with a USB port. 3. Turn the generator clockwise and do not shake the handle at high speed when connecting electrical appliances with less than 3W of power.