16800mAH 3.7V large-capacity lithium polymer battery storage box, high-rate discharging.
universal ignition output port, with the standard starting current at 600A.
USB output automatic wake-up function, automatically shut down if no load for 30 seconds.4 LED battery status display.
Self-adaptive to charging voltage ranging from 9V to 19V.Battery overcharge, undervoltage, circuit overload, over voltage, reverse connection protection.
Built-in 1W LED light, suitable for roadside emergency lighting.Comes with high current protection system against reverse connection, overcharge, short circuit, etc.