Energizer - Recharge CHP42 Smart Charger 4 AAThis charger comes with two AA NiMH batteries which can be used in place of NiCd in most devices. NiMH batteries are less toxic, easier to recycle, and cost less thanks to their reusability. Save yourself money and multiple trips to the store by recharging your batteries. This charger holds either AA or AAA batteries and is a great solution for travel. Typical recharge time is 3 5 hours.