The M18 18V LiIon Compact Rechargeable Battery delivers more run time power and speed than standard LiIon batteries. This REDLITHIUM battery was designed with bestinclass pack construction technology and performance for optimal work per charge and work over pack life. Use this 27Whour battery to power more than 40 Milwaukee M18 cordless power tools. This versatility saves you money.

Up to 40% more runtime 20% more speed 20% more torque and 50% more recharges

Operates down to 18C / 0F and runs 20% cooler

1.5 Ah 27 W hour battery

Battery fuel gauge displays remaining runtime

Equivalent runtime 18V NiCad (compact) battery but with 40% less weight

Discharge protection prevents cell damage from overdischarge