STANLEY J309 Portable Power Station Jump Starter 600 Peak Amp Battery Booster, 3.1A USB Ports, Battery Clamps Description With the STANLEY J309 jump starter and power station, you no longer need to dread roadside emergencies when your vehicle won’t start. This compact, portable device delivers jump-starting power with 600 peak amps and 300 instant starting amps. That’s enough power to jump-start your car, truck, SUV, motorcycle, boat, RV, ATV, or tractor; all without the need to use another vehicle for assistance. Simply connect the clamps to the battery, turn on the switch and start your vehicle. The reverse polarity alarm will alert you when there is an improper connection. A high-powered LED light rotates 270 degrees to help you work in the dark. The built-in triple USB port comes in handy to charge your phone and electronic devices. It features an integrated charging cube (a 120V charging adapter) that allows the STANLEY J309 jump starter to be charged using a standard extension cord, so you don't need to keep track of a separate specific charging cable. Extension cord sold separately. For optimal performance, the unit should be charged every 30 days when not in use. Once used, the unit should be charged immediately overnight. Features: Delivers jump-starting power with 600 peak amps and 300 instant starting amps Reverse polarity alarm alerts when there is an improper connection; Connect the clamps to the battery, turn on the switch and start your vehicle High-powered LED light rotates 270 degrees to help you work in the dark Triple USB port provides portable power for electronic devices; Refer to user manual before usage of the product Jump starter should be charged every 30 days when not in use; Charges using a standard household extension cord (sold separately) Note: Kindly refer User Manual before use Product Details: Brand: STANLEY Product Dimensions: 10"D x 4.5"W x 11"H Item Weight: 8 Pounds Amperage: 300 Amps Peak Output Current: 600 Amps Brand: ‎STANLEY Product Dimensions: ‎10"D x 4.5"W x 11"H Item Weight: ‎8 Pounds Amperage: ‎300 Amps Peak Output Current: ‎600 Amps Manufacturer: ‎Baccus Global LLC Model: ‎J309 Item Weight: ‎8 pounds Country of Origin: ‎China Item model number: ‎J309 Is Discontinued By Manufacturer: ‎No Manufacturer Part Number: ‎J309 Date First Available: February 25, 2009