I bought a rayhom battery and compared it with a Vinpera battery, and found that the material is different. In order to be able to use for a longer time, I believe that high prices can provide better quality
IPEVO V4K: Ultra High Definition 8MP USB Document Camera - Perfect for Live Demos, Web Conferencing, Distance Learning & Remote Teaching on Mac OS, Windows, and Chromebook
3 Review
INSWAN INS 2 Dual Mode Supplemental Conferencing
3 Review
JOYUSING 8MP Document Camera for Teachers - VGA/HDMI/USB Three Mode, Mac, Windows, Chrome Compatible - Ideal for Online Teaching, Distance Learning, and Web Conferencing
3 Review
πΈ CZUR Shine800-A3-Pro Professional Document Camera and Scanner with OCR Function for MacOS and Windows - Height Adjustable, Supports A3 & A4 Documents
4 Review