Bulk waterproof solar charger power bank Our History WINPOWER TECHONOLY LIMITED established in 2008 and located in ShenZhen City of China, we are the manufacturer and focused on the development of energy products, such as Power Bank, outdoor power supply, stand propane heater, Solar board. Our Factory We are the manufacturer and focused on the development of energy products, such as Power Bank, outdoor power supply, stand propane heater, Solar board. Our Product Power Bank, outdoor power supply, stand propane heater, Solar board and custom promotional items. Product Application Outdoors, Camping, Travelling, Fishing Our Certificate CE, FCC, RoHS, PSE, UN38.3 Production Equipment Chip Mounter, Digital UV printer, Aging machine, Automatic production line Production Market North America, Europe, South America, Middle East, Japan, Annual turnover around 50 millions. Our Service Customer presales service consultations, products introduce and sample supply, After-sales service for products user instruction, products warranty.Bulk waterproof solar charger power bank website:http://www.win-powerbank.com/