The Lord of the Tools 4 Pieces 3S 2A Lithium Battery Charging Board is the ultimate device for upgrading your battery life on the go. This innovative charging board supports up to 12.6V batteries and converts USB-C power to provide efficient charging, ensuring your portable devices stay charged and ready to tackle any task. With its 4 high-capacity battery bays, you can quickly charge and switch between batteries, providing you with the ultimate battery management system for every need. The 3S and 2A connections allow for optimal charging efficiency, minimizing battery degradation and ensuring your batteries last longer than ever before. This charger also features a built-in 12V 2A power input, providing a reliable and efficient power supply for your tools and accessories. The polished, lightweight design is both functional and aesthetically pleasing, making it a must-have addition to any power tool owner's collection. Invest in your power tools and purchase the The Lord of the Tools 4 Pieces 3S 2A Lithium Battery Charging Board today.