SunLabz Smart Rechargeable Battery Charger - AA AAA NiMH NiCD Batteries - 12 Bay/Slot 12 INDEPENDENT CHARGING SLOTS - Allows you to mix and charge AA / AAA / NiCD / NiMH 1.2v rechargeable batteries. Batteries not included. SMART AND SAFE - Accurate voltage detection ensures no over-charging and under-charging. Reverse polarity protection and 8-hour shut-off timer ensures extra safety. LIGHTED LCD DISPLAY - Intelligently shows the charging status of each rechargeable battery. 1 YEAR WARRANTY - Contact us about any issues. Third-party sellers / merchants selling our products are not covered by warranty. Buy only genuine SunLabz products. SAFETY WARNING: The charger should not be plugged into an outlet with batteries for extended periods of time to prevent damage. Remove the charger from the outlet once the batteries are charged and use the recommended charging times in the manual.