Instead of spending money on old-fashioned disposable batteries, you can power your gear with the MH-C204GT Smart Charger and 8-Pack of Pro Rechargeable AA NiMH Batteries Kit from B&H. The charger can accommodate up to four AA or AAA batteries at once, and plugs into an AC wall outlet or a car DC power socket. Fully charged, the batteries deliver 2700mAh each to keep your devices up and running.