https://tools.woot.com/offers/2-pack-dewalt-20v-max-5-ah-lithium-ion-battery 2-Ct DeWALT 20V MAX 5Ah Battery Kit (DCB205-2) on sale for $94. Shipping is free for Amazon Prime Members (must log in with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is otherwise $6 per order.