... . High efficiency LED lamp,long lifespan and energy sav Solar Lighting FanCharged by solar module directly. High efficiency LED lamp,long lifespan and ... , USB charge with 2000mA lead-acid battery4) 6V,1.2w solar panel4.Operating hour: 6-12hrs for fan, 20-30hrs for ... , USB charge with 2000mA lead-acid battery4) 6V,1.2w solar panel4.Operating hour: 6-12hrs for fan, 20-30hrs for ...