PowerALL Supreme. The Last Portable power bank you will need. This Rechargeable High Capacity (16,000 mAh) Lithium Battery will save you from worrying about where the next outlet is to charge your phone/tablet/device. Included you will have a hard protective case to house the PowerALL and all of the included accessories. Charge it at home or on the go! Included there are 110V power adapter and a 12V vehicle charger. Once charged it can maintain battery capacity over 6 months! Dual high speed USB chargers allow multiple device charging simultaneously. The included Car Battery jumper cables will save you from calling roadside assistance or a tow truck for a dead battery. Capable of jump starting your battery up to 20x on a full charge! Protection features include: Over Current protection, Short Circuit protection, Overload protection, Over Voltage protection, and Over Charge protection. This is the most powerful PowerALL to date and is the ultimate portable Power Bank/Battery Jumper/Flashlight Combination!