Duracell Recharge Plus Type AAA Batteries 750 mAh, Pack of 4 Duracell Recharge Plus AAA batteries stay charged for up to 6 months Used Recharge Plus batteries are guaranteed to last 3 years Duracell Recharge Plus AAA batteries can be recharged up to 400 times Suited for regularly used devices like wireless mouse or babyphone Available in AA and AAA sizes, work in any NiMH charger