Slim aluminum credit card shaped power bank, Mini Size which it is easy to put in pocket and take it to anywhere. The universal international battery charger is for phones and other small electronic devices like GPS and MP3 players. The charging cable is inserted in the power bank, can contact via computer or USB to AC adapter. Full color logo looks great on the back. Capacity 3000mAh. 3.7" x 2.4" x 0.25". Welcome to custom your Logo.