The product is a set of rechargeable lithium batteries with a charger, specifically designed for use with AA sized batteries. The batteries are of high quality with a voltage of 1.5V and are made with lithium chemical composition. The USB charger allows for convenient and efficient charging, making it ideal for powering various devices in the Sound & Vision category. This product is brand new and boxed, with an RRP of £36, providing excellent value for those in need of reliable and long-lasting batteries.