Check out this Powerbank kit that includes our best-selling 2600mAH charger with a MicroUSB cord and 4"" x 1.75"" x 2.13"" plastic display box. The protective circuitry prevents internal/external short circuits and abnormal overcharges for safer usage. Reliable UL recognized components. The plastic case can be used for giving, presentation or retail purposes. Choose a color scheme and add your company logo, emblem or message through our laser engraving method to customize.