The Mellif line of products can be used on different brands of batteries like Dewalt/Makita/Milwaukee/Bosch without having to buy a whole new system.
Learn more:https://mellif-tools.com/products/mellif-cordless-single-serve-coffeemaker-for-dewalt-20v-max-battery-one-cup-coffee-makerno-battery?_pos=1&_sid=9274914ed&_ss=r