Power Bank TANK 10000 is the portable charger with the best power-to-size ratio. The high-density lithium polymer batteries guarantee plenty of power in a small size, letting the Power Bank charge devices several times while still being an extremely small size. Developed with a minimal, essential design, the Power Bank is coated with a non-slip, soft-touch material to guarantee an optimal grip. Thanks to the dual USB-C and MICRO USB port, you can charge your smartphone by using the cable provided with it.