One out of the four batteries sometimes doesn't charge properly. It still works but that's the only issue I really noticed when charging This listing includes a set of EBL AAA NI-MH rechargeable batteries with an LCD charger. The batteries have a capacity of 1100 mAh and are compatible with AAA/AA NI-MH and NI-CD rechargeable batteries. The charger has a 4-slot/channel type and is compatible with low drain devices and solar/wind devices. The batteries and charger are made of plastic and have a voltage of 1.2V. The product is manufactured in China and has a 2-year manufacturer warranty. rechargeable batteries | rechargeable battery | battery | batteries | reusable batteries | eco-friendly batteries | sustainable batteries | long-lasting batteries | high capacity batteries | low self-discharge batteries | pre-charged batteries | NiMH batteries | nickel metal hydride batteries | NiCd batteries | nickel cadmium batteries | lithium-ion batteries | Li-ion batteries | AA rechargeable batteries | AAA rechargeable batteries | C rechargeable batteries | D rechargeable batteries | 9V rechargeable batteries | button cell rechargeable batteries | camera batteries | remote control batteries | toy batteries | flashlight batteries | wireless mouse batteries | keyboard batteries | electronic batteries | household batteries | power supply | energy storage | battery pack | battery cell | consumer batteries | universal batteries | portable power | green power | battery technology | battery solutions | battery replacement | save money on batteries | reduce waste batteries | battery charger compatible | battery for [device type, e.g., camera, remote] | high drain batteries | low drain batteries