1-pack of Energizer Recharge Universal 2000 mAh NiMH 9V rechargeable batteries
Each battery can be charged hundreds of times, with a charge that can last up to 12 months in storage
Extended Life Composition ensures up to 5-year usable battery life under typical usage patterns
One charge allows you to enjoy up to 5.5 hours of toy activity or 8 hours on your handheld gaming device (results vary by device and usage)