REDESIGNED Antigravity XP-3 Micro Start - JUMPS A V8 - Personal Battery Jump Starter & Charger - Mini Portable Back Up Power Supply - Phone Charger - Flashlight w/SOS BEWARE: Antigravity knock-offs are being sold on Amazon. They will likely fail and are NOT covered under Antigravity's warranty. Billet Proof Designs offers authentic Antigravity Products at the lowest allowable price which means that it is covered under Antigravity's warranty. If the item is being sold under $107.99 it is likely a knock-off. Even if it is authentic, it will NOT be covered under Antigravity's warranty. ONLY PURCHASE FROM SELLERS OFFERING THE ITEM AT $115.99 OR HIGHER REDESIGNED WITH MORE POWER AND AN ADDITIONAL USB PORT. Will jump start a 4-6 cylinder up to 30 times. Jumps a V8 up to 15 times!!!!!! Charges a smart phone in 30-60 minutes several times. NOW WITH TWO USB PORTS Built-in High Powered LED light with pre set flash patterns including S.O.S. Built in over-charge and over-discharge protection to avoid harming your battery.