Watson 4-Bay Rapid Charger with LCD and 4 AA NiMH Batteries (2300mAh) For 1-4 AA or AAA NiMH or NiCd Batteries | Charges AA/AAA/NiCd/NiMH Simultaneously | Four 2300mAh AA NiMH Batteries Included Charging Time: 0.8-4.6 hr | Delta V and Reverse Polarity Protection | Discharging to Refresh Batteries Auto Shut-off Once Charging Completed | 4 LCD Charging Indicators | Flip-Out Plug Runs on 110-240VAC for Worldwide Use What's In The Box: AA NiMH Rechargeable Batteries (2300mAh) - 4-Pack, Limited 1-Year Warranty