JS617N 4000A 12/24V Jump Starter

10-layer safety protection system ensures secure operation during every jump start.
Reverse Polarity Protection automatically detects incorrect clamp connections and blocks current flow, preventing sparks and electrical damage.
This intelligent safety system delivers stable and reliable jump starting for trucks, SUVs, and commercial vehicles.

Equipped with 12V/10A DC output and USB ports, the jump starter can power multiple devices simultaneously.
It supports automotive accessories and digital electronics such as tire inflators, car refrigerators, smartphones, and GPS devices.
Perfect for truck drivers, roadside emergencies, and outdoor camping scenarios.

The integrated 3W high-brightness LED flashlight provides strong illumination for low-light environments.
It lights up 2–5 meters around the engine bay or ground area, helping users safely connect clamps or inspect the battery at night.
Compared with a smartphone flashlight, it offers brighter light and longer runtime.

Powered by advanced sodium-ion battery chemistry, the JS617N maintains stable high-current output in extremely cold conditions.
It supports 12V / 24V jump starting, enabling rapid activation of heavy trucks and commercial vehicles.
Designed for harsh winter climates where traditional lead-acid jump starters struggle.