Epson Workforce ES-300W Wireless Color Portable Document Scanner with ADF for PC and Mac, Sheet-fed and Duplex Scanning Price: $239.99 (as of 02/06/2019 08:10 PST- Details)

Wirelessly scan to smartphone, tablet, PC or Mac; PC and Mac compatible
Fastest scan speeds in its class; up to 25 ppm/50 ipm; Compatible with most office software: the included TWAIN driver allows for easy connection to document management software
Total portability: AC, battery or USB power; Quick batch scanning for stacks of paper: 20-page Auto Document Feeder

Usually ships in 1-2 business days