Product parameters: 
Product s0b1: length 17cm*8cm*9cm
Product weight: about 0.8 kg/unit
Corresponding voltage output no-load current: 3v/6.6A, 5v/4A, 6v/3.3A, 9v/2.2A, 12v/1.6A, 15v/1.3A; the actual current will vary with the battery capacity of the charged product.
Portable hand-cranked and rechargeable emergency power supply. In the absence of commercial power and oil-based power generation in urgent need of electricity, manual power generation can be used to supply various electronic products. It can be actively used in field operations, field operations, field investigations, rescue operations, natural disasters, survival training, emergency communications, long-term power shortages, tourism, emergency power consumption, etc. Power about 20w