Welcome to our store! Premium Material: This smart ring controller is made of premium ABS material, making it wear-resistant, lightweight, and durable. Easy to Use: Enjoy fine workmanship and high sensitivity for easy operation. Free your hands and protect your eyes with this convenient and practical device. Features: Remotely control your device to scroll up and down, watch videos, like your favorite content, browse e-books, and more. Long Control Distance: The remote page turner can connect up to 10 meters, easily connecting to your device and controlling it even from a distance. Rechargeable: Built-in 50mAh rechargeable battery provides a standby time of approximately 4 months for long-lasting use. Item Type: Remote Control Ring Material: ABS Electronic Components Weight: 33g / 1.16oz Battery Type: Lithium Battery (ships with built-in battery) Battery Capacity: 50mAh Includes: 1 x Remote Control Ring 1 x Charging Cable 1 x Instruction Manual Satisfaction Guarantee: Customer satisfaction is our top priority. If you find any problem with the product, please contact the seller immediately. We strive to provide satisfactory customer service.