Flat power bank 4000 mAh

Own Pms colour, Power bank 4000 mAh in aluminium. Capacity for smartphone use, out put current DC5V/1A. Includes indicating light and USB cable with micro usb plug. Prices include a 2 colour imprint or an engraved logo on 1 side. Delivery time ca. 30 working days after sample approval by photo (send ca. 5 days after artwork approval). Printing options: silkscreen, engraving and full colour.