Just Mobile’s US$129.95 Gum Max Duo portable battery offers optional rubber sleeves in red, blue and yellow to cover its aluminium and black surfaces. The Gum Max Duo, which charges via an included Micro-USB cable, offers 11,200 mAh of power, weighs 275g, and is 11 x 8.3 x 2.7cm in size. The Gum Max Duo can also charge two devices simultaneously.
US$129.95 + shipping
Just Mobile www.just-mobile.com