In general, the model stuck in the 90s-2022s in terms of its parameters, except that the lamp was changed to LED and the power consumption was reduced, which made it possible not to use additional power sources other than USB. I'm surprised you get so many positive reviews. Probably for many who wrote reviews, this scanner was the first in their lives. then you can still understand.
🖨️ VIISAN 3240 A3 Large Format Scanner | High Resolution Color Scanner for Receipts, Documents, Photos, Books, Art, and CAD | A3 and Below Flatbed Scanner | 2400 x 2400 DPI | Fast 4 Second A3 Scans | Windows & Mac Compatible
3 Review
📸 A3 Large Format Scanner: Color Receipt, Document, Photo, Book, Art, CAD Scanner | Flatbed Scanner with 1200 x 1200 DPI | A3 Scanning in 8 Seconds | Windows & Mac Compatible
5 Review
📷 High-Quality Canon 2168B002 CanoScan 8800F Color Image Scanner - Sleek Gray/Black Design
3 Review
🖨️ Enhanced Color Image Scanner: Canon CanoScan 9000F
5 Review