New in Box GBX SERIES PRODUCTS SHOULD BE FULLY RECHARGED BETWEEN JUMPS. In the case that the product is used beyond its capacity it will trigger safety mode and will not recharge. In many cases this can be reset by connecting the product directly to a car battery while the car is in idle (for 15 minutes) and letting it sit. Please read the user manual that comes with the product for proper use of the GBX series.?á Compact, yet powerful lithium jump starter rated at 1,250 Amps An ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allow it to safely connect to any battery An ultra-bright 100 lumen LED flashlight with 7 light modes, including SOS and Emergency Strobe Recharge your personal devices on the go, like smartphones, tablets, e-watches and more. Designed for gas engines up to 6.5 Liters and diesel engines up to 4.0 Liters for cars, boats, lawn mowers and more Features What's In The Box: GBX45 Lithium Jump Starter, HD Precision Battery Clamps, 24in USB-A to USB-C Cable, Microfiber Storage Bag, User Guide & Warranty Information Starting Current: 1,250 Amps (Peak) Battery Types: 12 Volt Lead-Acid Batteries Internal Battery: 31 Watt-Hour Lithium-Ion USB Input: USB-C: 5V 1.5A/9V 3A/12V 3A/15V 3A/20V 3A USB Output: USB-A: 5VDC 2.1A Max / 10W Max; USB-C: 5V 3A/9V 3A/12V 3A/15V 3A/20V 3A Gas Engine Rating: 6.5 Liters Diesel Engine Rating: 4.0 Liters LED Flashlight: 100 Lumens Product Size: Height: 6.8 Inches (172.72 mm); Width: 3.3 Inches (83.82mm); Depth: 2.1 Inches (53.34mm); Weight (GBX45): 1.30lbs (0.59kg); Weight (GBX45 & Clamps): 2.16lbs (0.98kg) Limited Warranty: 1-Year Hassle-Free Warranty Protection: IP Rating: IP65 (w/ Ports Closed)