1.portable handheld scanner, 2. convenient to carry 3. scan file,book,picture etc., ... 4,high speed, good quality SkyPix TSN410 portable handheld scanner Any time,any place, you can get any scan what ... : 2xAA Battery life (Test method:Scan one photo wait for 5 seconds Scan next photo wait for 5 seconds, so repeatedly )2xAA ...