Product: Our Remote Charging Docks are designed with 4 charging docks and built-in four independent intelligent circuits, enabling 4 remote controllers to be fully charged in approximately 1-3 hours simultaneously and safely. Equipped with 4 pieces of 2800mAh batteries, it lasts significantly longer than standard AA batteries. Made from ABS material, it is lightweight, abrasion-resistant, and durable. Widely compatible with remotes for Wii Nintendo. Features: - Convenient, efficient, and easy to use - Suitable for Nintendo Wii remote controllers - Perfect design for charging 4 controllers at the same time - Includes 4 high-capacity Ni-MH batteries for simple and convenient use - LED light indicates battery charging status - Red light indicates charging, blue light indicates fully charged - Charging cable connects to any USB power source - Automatically stops charging when fully charged, preventing overcharging Note: 1. Ensure the remote controller is properly placed on the dock. 2. Place the charging station on a flat, stable surface before charging. An unbalanced surface may prevent proper connection. 3. Accessory only. Remote control not included. LED Indicator: - Charging: Red light on - Fully charged: Blue light on Package Contents: 1 x Charger Dock 4 x Rechargeable Batteries 1 x Charging Cable