All working and charging fine The Stanley FatMax V20 Battery Charger is a reliable and efficient tool accessory designed for lithium-ion batteries. With a voltage of 18V, this charger is perfect for power tools and other devices that require high-quality battery technology. The FatMax brand ensures durability and performance, making it a trusted choice for DIY enthusiasts and professionals alike. Keep your batteries charged and ready for use with this trustworthy and effective charger.