he TOPDON V4500Plus is a professional-grade 2-in-1 jump starter and battery tester, engineered for high-displacement 12V vehicles such as semi-trucks, trailers, off-road vehicles, and boats. With a peak current of 4500A, it can jump-start gas and diesel engines up to 16 liters in displacement. Equipped with a 32000mAh lithium-ion battery, the V4500Plus offers up to 45 jump starts on a single charge. It features PD100W fast charging, allowing for rapid recharging of the unit itself and connected devices. The device includes multiple USB outputs, including QC18W and PD100W, providing versatile charging options for various devices. The integrated 500-lumen LED flashlight offers solid, SOS, and strobe modes, ensuring visibility in emergency situations. The V4500Plus also incorporates Bluetooth connectivity, enabling users to perform detailed battery tests via a mobile app. Designed for durability, the V4500Plus boasts an IP65 rating, making it resistant to dust and water. It operates eff)