The product is a genuine original Dyson V8 SV25 SV37 battery replacement part assembly. It is designed specifically for Dyson vacuum cleaners, with compatibility for models V8, SV25, and SV37. This battery is suitable for stick vacuums, providing a reliable and high-quality power source for your cleaning needs. Perfect for those looking to replace a worn-out or damaged battery in their Dyson vacuum, ensuring optimal performance and long-lasting use.