IPX3 water-resistant - ABS + PC plastic and enclosed output ports. LED battery indicator - 4 LED battery indicators for easy read on battery charge level. Compact design/travel bag - this durable case is compact and portable. Fits conveniently in the travel bag, your backpack or glovebox. Quickly starts vehicles in emergencies. Great for water and power sports, motorcycles and 4 and 6 cylinder vehicles. 2.4A + 1A/5V USP ports - fast charging. Charges all USB devices, including smartphones, mp3 players and tablets. Smart cable - provides protection against reverse polarity, short circuit, low voltage, high temperature and reverse charging. Built-in LED light (3 modes). Content: 300CA jump starter, SA858 smart cable clamp, MC-USB to USB charging cable, travel bag and user manual.