VicTsing Jump Starter for car, with Portable Charger Power Bank with 400A Peak Current, Advanced Safety Protection and Built-in LED Flashlight-Red This car jump starter combines the function of car jump starter, power bank and flashlight into one to make your life convenient. Using Lithium ion polymer battery, it can supply extra long battery life. With low battery capacity fading, the battery performance still keeps good after 3,000 time cycle use. With Five-proof clamps and safe circuitry, it provides you surge protection, charge overload protection, recharge overload protection, short circuit prevention and reverse polarity protection. More stable than common clamps. With light-weight and durable construction(dust-roof, splash-proof and crash-proof), it also can used as a flashlight. Completing with a emergency warning lamp, which supports up to 300 meters long distance. A perfect companion for emergency. 45 days money-back and 12-month, worry-free Guarantee!