Feature: 1. Multifunctional Hand Crank Generator: Portable generator features 1 gear lighting, 2 gear ignition, 0 gear power off design, USB charging, meeting various usage needs. 2. Long Work Time: Super large COB light panel, manual cranking for 2 minutes, high light endurance for about 20 minutes, low light endurance for more than 8 hours. 3. Portable Emergency USB Charger: USB output 5V, power 1-5W, convenient for phone charging, suitable for emergency use. Portable hand operated power generation, and used as a emergency power source, can be manually powered to supply all kinds of electronic products. 4. LCD Voltmeter: ABS base acrylic transparent panel, CNC computer hole processing, beautiful and practical. The red LCD voltmeter provides a very intuitive display of real time voltage, remaining power. 5. Application: Super capacitor storage, long lifespan and no maintenance, suitable for outdoor camping, power outage lighting, DIY experiments, and other emergency uses etc. Specification: Item Type: Hand crank generator Material: Iron Function: 1st gear for lighting, 2nd gear for ignition, 0 gear for power off (ignition requires 5V and above) Lighting Function: Aluminum alloy knob for stepless dimming, super large COB light board, crank for 2 minutes, high brightness lighting for about 20 minutes, low brightness lighting for over 8 hours Ignition Function: Crank for 2 minutes, can ignite dozens of times, super high power ignition module, pure copper ignition electrode rod (high temperature, do not touch the electrode rod during ignition, single ignition should be controlled within 5 seconds, 20-30 seconds interval between 2 ignitions, convenient for heat dissipation of the ignition module) USB Function: USB output stabilized at 5V, USB output power 1-5W (up to 5W), manual cranking generates 0.56A per second at 2 cranks, 0.8A per second at 3 cranks, mobile phone charging requires at least 2 cranks per second, suitable for emergency use Product Features: ABS base acrylic transparent panel, CNC computer drilled processing, aesthetically pleasing and practical. The red LCD voltage meter displays real time voltage, remaining power, 9-10V when fully charged. This product uses supercapacitor energy storage, no battery included, long service life, can be stored for a long time without maintenance, not afraid of overcharge or overdischarge, suitable for outdoor camping, power outage lighting, emergency charging, DIY experiments, collection. Generator Size: Approx. 9.8x6.6x3.8cm / 3.86x2.60x1.50in Generator Weight: 280g / 9.88oz Generator Speed: 2-3 cranks/second. Package List: 1 x Hand Crank Generator