All-in-one solution for faster and safer charging.Provides both efficient and reliable performance in all conditions. Offers multiple functions in one compact device. The ChargeMaster Plus reduces costs and simplifies the system and eliminates the need for additional battery chargers. The ‘Battery’s Best Friend’ architecture enables the ChargeMaster Plus to charge any battery chemistry using the fast and safe 3-step+ charging method. Different battery sizes can be combined, as the pre-float functionality eliminates the risk of overcharging smaller batteries. The charging profile of Lithium Ion batties is included, as well as flexibility for a customized, user-defined profile. 11.5″H x 8.3″W x 4.1″D.