HP-50 KitGive your customers a charge they'll love while getting your message out! These power bank portable menu holders have 10000mAh of power. Use them as an advertising display, for example, a table talker or table tent in waiting rooms, cafes, restaurants, night clubs and bars. Or, even use them for home picture frame display. Featuring four 2. 1amp charging ports. The internal 10,000mAh Li polymer battery pack will deliver a charge to your customers