Milwaukee's M18 18-Volt Lithium-Ion XC Battery delivers more run time, power and speed than standard lithium-ion batteries to keep your tools powered longer.

This 54-Watt hour Red lithium battery is designed with superior pack construction, technology and performance to achieve optimal work per charge and work over pack life.

With just this one versatile battery, you can power over 40 Milwaukee M18 cordless power tools, saving money and hassle for years to come.

• 3Ah of run time for superior operation
• High-current discharge for increased power and performance
• Equivalent run time and 40% less weight than an 18-Volt NiCd battery
• Red lithium technology ensures exceptional longevity and fade-free power
• Onboard fuel gauge displays remaining run time, allowing you to properly prepare for projects and reduce downtime on the job
• Red link intelligence overload protection prevents you from accidentally damaging your tools in heavy-duty situations
• Temperature management system keeps battery in an ideal range, helping extend its life
• Individual cell monitoring ensures optimal charge and discharge
• All-weather performance for fade-free power in extreme conditions
• Integrated weld frame for durability
• Versatile design powers more than 40 Milwaukee M18 cordless power tools
• 3-year manufacturer warranty