DC Jack Dimensions: 5.5*2.1 ， 4.8*1.7 / 4.0*1.7 / 3.5*1.35 / 2.5*0.7mm DC Plug Size: 5.5x2.1mm tip (inside"+", outside"-") Input:100-240V 50-60Hz . DC Output: 15V 1A 15V 1A Power Cord for Gooloo Jump Starter Charger for Booster Battery Jump Starter Adapter for DBPower DJS50 for Tacklife for Beatit Portable Car Jump Starter for Peak 450A 500A 600A 800A 1000A ，dbpower jump starter charger 15V 1A Power Cord for Gooloo Jump Starter Charger for Booster Battery Jump Starter Adapter for DBPower DJS50 for Tacklife for Beatit Portable Car Jump Starter for Peak 450A 500A 600A 800A 1000A ，dbpower jump starter charger