W.C. Redmon Pet Scale, Tote Bag for Pet Scale Large Features include unit of measure in-pound or kilograms, delta weight calculation, graduation, previous weight memory, low battery indicator Runs on two AAA alkaline batteries Maximum weight capacity of the large scale is 225-pounds with a minimum weight capacity of 1-1/5-pounds Measures 28-inch length by 16-inch width by 1.75-inch height