1000 Amps of
LITHIUM POWER: The SL1639 delivers 1000 amps of jump starting power strong enough for starting 8.0L gas and 6.0L diesel engines; Jump start cars, trucks, motorcycles, boats, marine batteries, SUVs, ATVs, and more
2X FASTER SMART PHONE CHARGING: The SL1639 lithium-ion battery power bank provides 29.6 Wh of power and can safely charge your smart devices like phones, tablets, laptops, wearables, and more via USB power delivery
QUICK-CHARGE USB POWER SOURCE: The 2.4A USB port charges mobile devices two times faster than a standard USB charger; The internal battery recharges three times faster than traditional AGM jump starters. Charge your Apple, Samsung, Android devices (phone charger not included).
RELIABLE AND LONG LASTING: The powerful internal lithium ion battery allows users to jump start a vehicle up to 30 times on a single charge
RECHARGES QUICKLY: Fully recharge the SL1639s powerful internal lithium battery in 2.5 to 4 hours via the USB charging cable; The internal battery recharges three times faster than traditional AGM jump starter batteries
BE PREPARED SEASONAL BATTERY HEALTH: Extreme heat can damage your battery and not reveal itself until cold weather strikes; With the Schumacher SL1639 youll be prepared when your battery fails
BIG POWER,
SMALL PACKAGE: A compact design makes this a truly portable jump starter and power pack, easily fitting in most vehicle glove boxes or the pocket of your backpack or purse