Accidental touch prevention and onehanded control: A compact handheld tool with a responsive roller scroll control enables effortless, onehanded page zoom and navigation while preventing unintended touches on the screen. Broad compatibility and versatile use: Wireless pairing with smartphones and tablets; works with mainstream devices and platforms. Supports multiscenario remote control for internet class meetings and quickconnect functionality across devices. Reading and contentcreation assistant: Modebutton longpress unlocks advanced functions, combining capture, zoom, and pageturn capabilities. Serves as a remote tool for content creation and immersive reading under an innovative control system. Efficient power for longer use: Energysaving chipset and algorithm extend battery life, enabling reliable operation on a single charge over time. 23 practical use scenarios Online classes and meetings: Teachers or students control reading materials and navigate documents during internet class meetings from a smartphone or tablet, without touching the screen. Onthego reading of shortvideo ebooks: Users read and zoom through shortvideo ebooks on a mobile device, turning pages with the roller scroll for smooth, onehanded operation. Content creation and tutorials: Creators capture content, zoom, and turn pages remotely while recording, enabling efficient remote control for tutorials or demonstrations across supported platforms.