Weego Jump Starter Battery+ is a compact and portable jump starter that fits in your pocket and starts 12V batteries in boats, cars, toys, and more. It also charges phones, tablets and speakers, and is easy to use with jumper cables included. Weego Jump Starters are offered in three sizes: JS6 Standard is capable of starting gas engines up to 4.6L and diesel engines up to 2.4L; JS12 Heavy Duty can easily start gas engines up to 6.4L and diesel engines up to 3.2L, and JS18 Professional can start gas engines greater than 6.4L and up to 4.8L diesels. MSRP $99;