Allow your clients to get right to work with this formula calculator! It comes in white, measures 7" x 2 3/4" x 1", and features a large, color-changing, 10-digit dot matrix display. This features a five function clock and a built-in equation computation mode that supports one up to 80 characters. This item uses four AAA batteries, but they are not included. Increase the profile of your brand and make this available today!