Large screen with 8 digit display, clear and practical.Perfect tool for office, home, school, etc.Compact design with sound, convenient to carry.Very useful scientific calculator for students, counting workers, etc.Material: Plastic。Type: Electronic CalculatorDisplay Digits: 8Power Supply: 1 x Button Cell (Included)Feature: Battery Power, 8 Digit, Office Supply, with SoundSize: 13cm x 11cm/5.12" x 4.33" (Approx.)Power supply: battery(without battery)Packing: 1*CalculatorPlease understand that due to differences in lighting or computer monitors, I cannot guarantee that the photos and actual colors are 100% the same.Due to different measurement methods, there may be a deviation of 1-2cm.