Accidental touch prevention and onehanded control: A handheld tool with a sensitive roller scroll that enables effortless onehanded page zoom adjustment and supports shortvideo ebooks, while preventing unintended touches during use. Broad compatibility and multiscenario use: Easy wireless pairing with mainstream devices, offering versatile remote support for internet class meetings and quickconnect remote control functionality across various platforms. Improved interaction mode for hands operation: A modebutton longpress function enables hands use, combining content creation, capture zoom, and pageturn control into a unified system for immersive reading and smooth navigation. Efficient singlecharge performance: Advanced chipset efficiency plus an energysaving algorithm extend battery life, delivering reliable operation on a single charge over time. Use scenarios Online learning and meetings: Pair with a tablet or smartphone for wireless control during internet class sessions, controlling slides, video, and reading material without touching the device. Reading and document navigation: Use onehanded zoom and pageturn functions to navigate ebooks and long documents, enabling comfortable, uninterrupted reading. Content creation and presentation: Leverage the capture zoom and remote control features to enhance content creation workflows, manage media, and deliver smooth presentations across multiple platforms. Key attributes emphasized Function: Sensitive roller scroll control, onehanded page zoom, modebutton longpress for hands operation, capture zoom, and pageturn integration. Compatibility: Wireless pairing with mainstream devices, multiplatform remote control across various platforms, and support for shortvideo ebooks. Size and form: Handheld tool designed for convenient portable use. Performance: Energyefficient chipset and software algorithm for extended battery life and reliable, longterm operation.