4 Duracell Rechargeable AA Batteries for $7, AAA for $8 + free shipping w/Prime

Amazon offers its Prime members the Duracell Pre-Charged Rechargeable AA Batteries 4-Pack (pictured), model no. AA-RCHG-STAYx4, for $8.99. Clip the $1.50 off coupon on the product page to drop it to $7.49. With free shipping, that's $1.87 per battery and tied with a January mention as the lowest total price we could find, this time by $14. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $5.14.)

Also available is the Duracell Pre-Charged Rechargeable AAA Batteries 4-Pack, model no. AAA-RCHG-STAYx4, for $7.66 with free shipping via clippable coupon on the product page as well as Subscribe & Save. That's several cents under our February mention and the lowest total price we could find by $9. Be sure to cancel Subscribe & Save after your order ships, or you'll be charged for subsequent shipments.

Amazon Prime membership is $79 per year; however, Prime is free for college students for six months, and free for parents and caregivers for three months. (There is currently a waitlist for Amazon Mom.)