ONE wallet made of genuine leather and Alumiumn and brush material Slimmest fashionable wallet with built-in slim battery Four slots for cards, two slot including RFID protection 3,000mAh battery capacity, charges up to 100 percent of your phone Includes durable short keyring cables and one long cable for rechargingBattery Type: 406080 Rechargeable Li-Polymer 3000mAh(High voltage, High-density) Accessories: Type-C to Type-C charging cable, Type-C to lightning charging cable, USB to Type-C charging cable Product size: 104x76x9.5 (mm) Packaging: elegant tin box