Sensitive roller functionality: Crafted with innovative scroll control and a smooth handheld design. The sensitive roller enables effortless onehanded page zooming and supports shortvideo ebook formats, while reducing unwanted touch errors. Wide range of uses: Enhances workflow efficiency through smartphone and tablet wireless pairing, with mainstream device compatibility that supports multiple scenarios including internet class meetings and responsive remote control tasks. Effortless reading assistant: Modebutton longpress activates advanced functions, serving as a contentcreation remote tool that combines capture, zoom and pageturn capabilities, delivering immersive reading support under an innovative control system. Rechargeminimizing design: Features a minimized recharging requirement and energysaving algorithms that optimize battery life during use. Use scenario: In online class meetings, pair with a smartphone or tablet to control slides, zoom in on content, and turn pages without touching the screen. Use scenario: While reading and creating content on a tablet, use the capture and zoom functions together with pageturn capability to navigate and annotate efficiently. Use scenario: In professional workflows, remotely control presentations or documents across devices to improve efficiency and reduce interruptions.