Milwaukee 12V 2 OAH Li-Ion Battery M12B2

Features:

Delivers up to 2X more runtime, 20% more power and 2X more recharges than standard lithium-ion batteries
Provides optimized performance and overload protection using total system communication between tool, battery and charger
Offers long-lasting performance and durability
Displays remaining runtime for less downtime on the job
Delivers fade-free power in extreme jobsite conditions
Powers most Milwaukee M12 cordless power tools

Specifications:

Voltage: 12V
Battery Capacity: 2.0Ah