The Lyman Accu-Touch 2000 features touch screen controls and anti-drift technology. This scale is accurate to 1/10th of a grain over its full 2000 grain operating range. Loaded with options like ambidextrous powder trickler, powder brush, pop out storage tray and a dust cover. Power can be supplied by the included AC adapter or a standard 9V battery. Loaded with all of these features the Accu-Touch 2000 continues with Lyman's commitment to value and getting the job done.