Features: Connect your tablets, laptops, or mobile phone to practice any times and anywhere with smooth operation. Ergonomical design, adopting a curved surface suitable for foot stepping, can easily and comfortably control stepping. Using Type-C charging interfaces makes charging convenient. Builted in large capacity rechargeable lithiums battery, with long battery life. Supports automatic shutdown and sleep, low power consumption. Support the flipping operation of multiple reading and spectrum reading software; Supports 10 working modes and is widely applicable to various application scenarios. Exquisitely design and easy to operate, suitable for various instrument performers, providing stable power supports. Specifications: Material: ABS Size: about 170x110x26mm/6.69x4.33x1.02inch Package Includes: 1set Page Turners note: Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.