Dialer Zuri U28 with a battery of 4000 mAh charge other gadgets

At very active use most smart phones asked to charge by the middle of the day. Not to be left without a connection at the most inopportune moment, you can always take with you a portable battery or a second phone. “But why choose?” thought engineers the Hong Kong company Zuri and created a push-button dialer U28 Power Bank with battery capacity of as much as 4000 mAh.