Car battery jump starter for truck with flashlight and Type-C1、Stable Power Supply and Balanced Charging Technology: Advanced voltage and current stabilization technology is adopted to ensure smooth and stable output voltage and current. The balanced charging function is specially added to effectively extend the battery life and carefully protect the safety of your equipment. 2、A+Grade Battery Cells, Safety Guarantee: Select premium-quality A+grade battery cells, undergo strict safety testing, and have excellent explosion-proof performance, allowing you to enjoy convenience without worrying about safety during use. 3、Upgrade 4 Cell and Start Strongly: Internally upgraded to a four cell design with stronger explosive power, even large displacement cars, SUVs, trucks, or motorcycles can instantly wake up dormant batteries and easily respond to various emergency start needs. 4、Multi functional Outdoor Survival Companion: Built in precise compass to guide outdoor exploration; Strong light illumination, flashing, and SOS mode meet the lighting needs of various scenarios such as camping and nighttime maintenance, and can also send out distress signals in emergency situations. 5、Efficient Fast Charging: Equipped with USB Quick Charge and Type-C fast charging interface, it is compatible with mainstream electronic devices on the market. Whether it is fast charging for mobile phones, tablets, or cameras, it can be efficiently completed, ensuring worry free travel.