Duracell Hi-Speed Charger - ready in 4 hours* (Approx. 90% of full charge, when using Duracell 1300 mAh AA NiMH batteries. Approx. 80% of full charge when using Duracell 750 mAh AAA NiMH batteries.). Duracell Hi-Speed Charger is your simple, safe and reliable solution to never missing out on anything that happens in your life. The Duracell Hi-Speed Charger comes with a partial charge indication and after batteries are completely charged, the charger can automatically shut off to prevent overheating. Its 9 safety features make sure that you have the power you need without the worry. The charger comes with Duracell’s 5-year guarantee so you can rely on Duracell’s best, long-lasting power every day. Start a new adventure in life with full power, high performance and good value for money – the perfect balance.