Milwaukee M18 18-Volt Lithium-Ion High Output 12.0Ah Battery Pack, 12.0Ah. Battery and 8.0ah Starter Kit 48-11-1812-48-11-1812-48-59-1880 - The Home Depot
Milwaukee 48-59-1850 M18 RED LITHIUM XC 5.0 Ah Batteries (2) + 48-59-1812 M12 and M18 Multi Voltage Charger kit - Amazon.com
Milwaukee M18 18-Volt Lithium-Ion XC Extended Capacity Battery Pack 3.0Ah (4-Pack) 48-11-1822 - The Home Depot