Amazon.co.jp: XTAR 1.5 V AA Lithium Battery, Large Capacity 2700 mWh, Low Natural Discharge Rate, Combination of 4 AA Batteries and LC4 Charger (4 AA Batteries + 4 LC4 Charger) : Electronics
Xtar VC4SL Battery Charger for Li-ion Ni-Mh Batteries- Orbtronic.com