Ideal for video game controllers, wireless electronics, baby monitors, and other heavy-use devices, Duracell Rechargeable Pre-Charged NiMH AA batteries let you charge hundreds of times, helping you save money. Plus, they are already charged and ready to use. Duracell Rechargeable batteries are guaranteed to last for 10 years in storage, and will hold a charge for up to 1 year when not in use. These powerful NiMH batteries work in any NiMH charger, and you can recharge them up to 400 times. From storm season to medical needs to the holidays, Duracell is the #1 trusted battery brand.