https://north40.com/milwaukee-m18-redlithium-forge-xc8-0-battery-pack Milwaukee M18 REDLITHIUM FORGE XC8.0 18V 8.0Ah Battery Pack (48-11-1881) on sale for $229 - $99.05 off automatic discount = $129.95 (price shown in cart). Shipping is free or choose store pickup where stock permits.