Product Description: Blue Wireless Bluetooth Controller for Anki App, Switch, and More Elevate your gaming and learning experiences with our Blue Wireless Bluetooth Controller, designed for seamless integration with the Anki app and a variety of platforms. This compact and portable controller is perfect for students, doctors, and gamers who value efficiency and convenience. Discover the features that make this controller an essential accessory: Portable and Convenient: Enhance your learning experience with this portable controller, perfectly integrated with the Anki app. Its sensitive control keys are designed to minimize time waste, making it ideal for those who need quick and efficient access to their applications. Multi-Platform Compatibility: Enjoy the flexibility of using this controller across multiple platforms, including Switch, Windows, Android, OS X, and iOS. Its compact size of 2.9 x 1.4 inches allows it to fit easily in your pocket, making it perfect for on-the-go use. Maximize your Anki app experience with this versatile remote accessory. Seamless Pairing: Experience effortless connectivity with wireless Bluetooth technology, allowing you to switch easily among four modes: Switch, X input, Mac, and keyboard mode. Each mode features unique connection methods and indicator light displays. Simply long press the "Home + A/B/X/Y" button combination to connect to your desired mode with ease. 14 Cool RGB Lighting Modes: Customize your environment with 15 independent LED lights offering 8 vibrant colors, including red, yellow, blue, and green. Choose from 14 RGB lighting effects, featuring 8 static and 6 dynamic options, easily adjustable using the light buttons and "A/B/X/Y" keys. Create an immersive learning or gaming atmosphere tailored to your preferences. Long Battery Life: Equipped with a high-performance 200mAh lithium-ion battery, this controller offers auto sleep, charging alert, and low voltage warning functions. Enjoy up to 4 to 8 hours of continuous gaming time in RGB lighting mode, ensuring uninterrupted entertainment and productivity. Upgrade your gaming and learning setup with the Blue Wireless Bluetooth Controller, and experience the perfect combination of portability, compatibility, and style. Whether you're studying, working, or playing, this controller is designed to meet your needs and enhance your experience.