This fan does not need electricity,, widely used in leisure barbecue,, small stove and so on No battery, no additional firewood required It much convenience to make a for charcoal grill, bbq, campfire and, great for outdoor barbecue and picnic Hand crank blower has a strong structure, small size, light weight, large wind and beautiful appearance Hand crank blowers are not easy to damage, wear-resistant and high-temperature resistant, Manufacturer: uikios