Easy-to-use touch screen delivers the perfect load every time. Anti-drift technology ensures +⁄- 0.1-grain accuracy. Extra-large display is efficient and easy to read. Fold-down dust cover protects the scale when not in use. Grain or gram mode. 115/230-volt or battery operation. Each scale includes calibration weight, universal power adapter and cleaning brush.Extra-large 2,000-grain capacity. Ambidextrous powder trickler can be mounted for left- or right-handed users. Convenient pop-out tray stores accessories. Powered by the included AC adapter or four AA batteries (not included).