Includes four rechargeable battery packs compatible with all official Xbox Series X and Xbox One controllers including Elite Series and Special Edition Each battery pack offers a generous 1200mAh capacity allowing for much longer periods of gameplay between charges compared to standard capacity batteries Includes compact charging dock with simple drop and charge technology to keep your spare battery packs powered up when not in use and allowing for rapid swap when required Dock offers rapid recharge for up to 4 battery packs simultaneously with each port featuring an LED charge indicator that glows red when charging and green when fully charged – includes USB Type-C charging cable Premium NiMH composition, safety checked and compliant for use throughout the UK and Europe – features auto shut off once charged to prevent overheating and leakage, Platforms: Xbox Series X