Designed for use in toner laboratory, industrial recycling or retail recycling applications. This digital scale features easy-to-use two-button operation, a high-contrast LCD display, multiple weighing units. Special Features: 1 Year Warranty Multiple Weighing Units – Including grams, kgs, pounds, ounces, a combined pound: ounce display, troy ounces and pennyweights Multiple Application Modes – Including enhanced parts counting, percentage weighing, and display hold Easy to Use – The high-contrast LCD display combined with two key operation makes our scale a snap to operate Easy to Clean – Removable stainless steel weighing platform, sealed front panel and molded spill ring help keep the scale safe from spills Battery or AC Power – Uses 4 "AA" batteries with auto shut-off feature for 40 hours of operation. Power adapter included.