Milwaukee M18™ REDLITHIUM™ XC3.0 Battery 2-Pack delivers up to twice the runtime, 20% more power, and double the number of recharges d to standard lithium-ion batteries. This advanced lithium-ion battery pack features superior construction, cutting-edge electronics, and exceptional performance, providing more work per charge and extended pack life than any other battery on the market. With 3.0 amp-hours of runtime, each battery is built to withstand heavy-duty use, operate cooler, and perform reliably in temperatures as low as 0°F (-18°C). The built-in REDLINK™ Intelligence safeguards the battery from overloads, protecting your cordless power tools during demanding tasks, while discharge protection prevents cell damage. An integrated temperature management system and individual cell monitoring optimize battery life by ensuring i charging and discharging conditions. Designed to enhance the runtime and durability of Milwaukee M18™ cordless tools, this battery pack features impact and vibration-resistant rubber, an integrated weld frame, and -in-class construction for long-lasting performance and fade- power. Model Number: 48-11-1822