Allstart LLC Boost Ultra

12V vehicle jump-start, back up charger for all brands of cellphones, notebooks, tablets and other portable electronics Powerful, high capacity Nano Lithium battery Weighs less than 5 lbs. 800 cranking amps and 1800 peak amps Includes Smart-Clamps for jump starting with built-in safety and diagnostic featuresYou may also like Wirthco 20069 Battery Doctor Sport Battery Charger.