This EBL rechargeable battery set is a perfect solution for your electronic devices. With a capacity of 4 batteries, it can power your devices for a long time without needing to be recharged. The set includes 8 slot chargers, making it easy to charge all your batteries at once. Made with NiMH chemical composition, these batteries have a voltage of 1.2V and are compatible with both AA and AAA battery sizes. The EBL brand ensures that you are getting a high-quality product that will last a long time. This set is ideal for use in sound and vision electronics, as well as other devices that require batteries.