Milwaukee M18 Battery, Extended Capacity, Bare Tool Bare Tool/Kit, Lithium-Ion Battery, 5 Ah Battery, 120 VAC/18 VDC Charge, 1.5 hr Charging, For Use With: 18 VDC Cordless Tool and M18 Power Tool, 4.5 in L x 3.12 in W x 3 in H Dimensions

ITEM FEATURES:

• REDLINK intelligence provides optimized performance and overload protection using total system communication between tool, battery and charger
• Best in class construction offers long lasting performance and durability
• Fuel gauge onboard displays remaining runtime for less downtime on the job
• All-weather performance delivers fade-free power in extreme jobsite conditions
• Versatility - powers more than 60 Milwaukee M18 cordless power tools
• REDLINK intelligence individual cell monitoring - ensures optimal charge and discharge for maximum life