Multi Functional Battery Box Motor Smart Battery Box High Safety Dual USB ports Batteries Boxes with LED Display, Carrier Batteries Boxup Suitable for Cars, Yachts, Emergency Power Supplies

EXCELLENT FUNCTION: This product features dual USB ports and a power extraction design, ensuring convenient and efficient use of your battery HIGH SAFETY: The product is equipped with an overload protection device to prevent safety hazards caused by excessive current. In addition, all wiring terminals are insulated to avoid short circuits and electric shock risks SIMPLE OPERATION: Integrated switch control not only facilitates your operation, but also allows you to cut off the power at any time, increasing safety QUICK CONNECTION: The product is equipped with quick connection terminals, making it easy for you to quickly connect and disconnect the battery and improve work efficiency EFFORTLESS CLEANING: It has a smooth surface and a simple structure, so you only need to wipe the dust or residue with a towel