Infant Scale Capacity 20kg/45 lb Scale Graduations 5g/0.25 oz Overall Length 25 in Overall Width 13 3/4 in Overall Height 3 3/4 in Weighing Surface Width 11 in Weighing Surface Depth 25 in Plastic Power Source (4) AA Batteries or optional AC Adapter LCD Scale Display Includes (4) AA Batteries Digital/Mechanical Digital Weighing Units kg lb