ODM/OEM Power Bank factory.As back up external battery charger ranging from 6000mAh to 20000mAh,high capacity power bank fully boost the electronic gadget device,maximize meet charging need for most of consumer electronics,support for iphone, samsung, HTC, Motorola, Huawei, Xiaomi,Nokia almost all smartphones and ipad, tablet, camera devices... More suitable for travel purpose.The customized power bank chargers can be imprinted with a company's name, logo or message.We've got the solution that will exceed your expectations and fit within your budget. Let us help with your needs of custom production, large or small.Get in contact with us by email:howard@skyteltechnology.com,Whatsapp:+86-15013887805.