The Duracell Ion Speed 4000 NiMH Battery Charger offers amazingly fast charge times of 1-2.5 hours* with 4000 mW** of charging power. It recharges any rechargeable AA and AAA NiMH batteries from any brand. You can recharge 2 or 4 batteries at a time and, with the LED Charge Status Indicator, you’ll know when charging is complete. It also features an Auto Shutoff so you won’t use any unnecessary electricity. It even has a bad-battery indicator along with 9 smart safety features. Plus, the Duracell Rechargeable Pre-Charged NiMH batteries are guaranteed to last 10 years***. *To approx. 85% of full charge when using 1300mAh up to 2500mAh 2xAA NiMH Batteries (included). **Based on charging AA batteries.***Or 400 recharges, whichever comes first.

• Charges batteries in 1-2.5 hours with 4000 mW charge power. (To approx. 85% of full charge when using 1300mAh up to 2500mAh 2xAA NiMH Batteries (included). Based on charging AA batteries.)
• Comes with 4 premium AA Duracell Rechargeable Pre-Charged batteries that are 50% longer-lasting per charge* and guaranteed to last 10 years.** (*vs. 1350mAh within the first 200 cycles. **Or 400 recharges, whichever comes first).
• LED Charge Status Indicator shows when charging is complete and Auto Shutoff when batteries are charged.
• This battery charger works with all rechargeable AA and AAA NiMH batteries.