The AC66002 is a professional-grade high-capacity lithium jump starter, delivering 1200 peak amps of starting power to reliably jump-start vehicles up to 7.2L gasoline or 5.5L diesel engines. As the #2 tier in our premium AC6600 series, it offers the ideal balance of capacity and portability for your specific needs. With a massive 12000mAh battery capacity, the AC66002 provides up to 20 jump-starts per charge — enough for an entire fleet of vehicles in a single session. The advanced smart USB charging port intelligently detects connected devices and delivers optimized charging speeds for laptops, tablets, and smartphones. Dual USB outputs allow simultaneous charging of multiple devices. The reinforced clamps with heavy-gauge copper wiring ensure maximum current transfer with minimal voltage drop. A 12-point safety protection system guards against reverse polarity, sparks, over-temperature, over-current, and short circuits. The ultra-bright LED work light features steady, strobe, and SOS modes for roadside emergencies. Housed in a rugged, impact-resistant case with an IP65 weather-resistant rating, the AC66002 is built for professional mechanics, fleet managers, and anyone who demands the highest level of portable jump-starting capability.