The Milwaukee 48-11-213 REDLTIHIUM USB 3.0AH Battery provides more runtime, longer life and faster charging. This USB 3.0 battery pack delivers up to 20% more capacity for Milwaukee USB Rechargeable solutions compared to the First Generation REDLITHIUM USB Battery (48-11-2130). With a higher capacity, users get longer runtime and more power for performance in every Milwaukee USB Rechargeable solution. Eliminate the need for single-use batteries with these USB rechargeable batteries that deliver more charges for longer life out of a single battery.