POWERSTATE™ brushless motor provides constant power under load to power through 152 mm holes REDLINK PLUS™ intelligence system delivers the most advanced digital overload protection for tool and battery and uniquely enhances the tool performance under load REDLITHIUM-ION™ battery pack delivers up to 2.5x more run time, up to 20% more power, up to 2x more battery life and operates better down to -20°C than other lithium-ion technologies Extreme long runtime up to 75 holes with a 65 mm auger bit into wood Mechanical clutch protects the tool in the event of a stall All metal gear case and 13 mm keyed chuck for high durability On board fuel gauge and LED light Flexible battery system: works with all Milwaukee® M18™ batteries