Newegg offers the Powerex 2,400mAh AA NiMH Rechargeable Batteries 8-Pack, model no. MH-8AAI-BH, bundled with the Powerex WizardOne Battery Charger / Analyzer, model no. MH-C9000, for $56.99 with free shipping. That's the lowest total price we could find by $22. The batteries are pre-charged and can be recharged up to 1,000 times. The charger features four independent slots for AA or AAA batteries and an LCD display, which displays capacity, voltage, time, and current.