Charge your smartphones & tablets with this amazing & powerful 10000mAh lithium polymer power bank: PolyMax-10C. PolyMax-10C features in-built USB-C Cable.  PolyMax-10C features a LCD screen along with the One-Touch Button that indicates the amount of battery left in PolyMax-10C. Moreover, it also features a USB port for added functionality. Charge your devices on-the-go with PolyMax-10C.