Canon Canoscan LIDE 20 Desktop flatbed scanner. Powered directly from the USB port. This is what Canon say: The CanoScan LiDE 20 is the ideal scanner for starters. It's easy to install
Canon CanoScan LiDE 30 Scanner - Sale price - Buy online in Pakistan - Farosh.pk
Canon CanoScan LiDE 50 USB Flatbed Scanner F915900 | eBay
Canon LiDE 20, 25, 30, 35, 60, 100 and 110 Scanner Driver For Microsoft Windows 64-bit