As of June 2015, many websites offer coupons for various brands of batteries and for stores selling batteries, such as CouponSherpa.com and RetailMeNot.com. In addition, some battery producers offer coupons online, including Energizer.com and Procter and Gamble, makers of Duracell batteries, through PGeveryday.com.
CouponSherpa.com has coupons for Batteries.com, InterstateBatteries.com and RayOVac.com. As of 2015, RetailMeNot.com has coupons from Amazon.com for $32 off a laptop battery and from BatteryJunction.com for 5 percent off plus free shipping. Energizer.com has a scratch-and-win back-to-school coupon worth up to $8 which is in effect through October 2015. Duracell has coupons for 50 cents off one alkaline battery or six-packs and larger of hearing aid batteries.