Weigh Scale features a large LED display with 7 weight modes (g,oz,lb,ozt,dwt,ct,gn,pcs) with a large 5.75 x 5.75 pan. Featuring 3 minute auto shut off ensures long battery life, Tare function to subtract container weight, reverse backlit LED for easy viewing and more. This portable digital scale runs on 6 AA batteries or AC adapter (AC adapter is included). An extra large 1-1/8 inch LED display with backlight makes it possible to read the digital scale display from a considerable distance. This scale features a built-in thermometer that compensates for temperature changes and automatic zero tracking to ensure stability.