Features: Built-in rechargeable lithium battery, fully charged can last up to 30 hours, supports automatic shutdown to save power, and energy-saving function can also be switched offs. The Page Turner supports flipping from pages up, down, left and right as well as analogues turnings with your fingers, which is compatible with almost all apps. It can easily read electronic scores, e-books, PPT and photo albums and is compatible with almost of apps without indicating the use of apps. Free your hands when using the instrument and avoid manual reading affecting music. Bluetoothcompatible 5.1 high speeds connection, no cables required. Single-stage and simple button design, easy to use, compact design, easy to carry, can be put in your bag at any time. Specifications: Material: ABS+Electronic Components Color: As The Picture Shows Package Weight: approx.75g Size: approx.50.4mm/1.98in (More Size Detail, Please See Photo.) Note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks! Package includes: 1Pc Page Turner Pedal