Color: Yellow; Material: ABS Plastic (main body), ABS Plastic (keyboard button); Size: 145 x 90 x 12 mm/5.71 x 3.54 x 0.47 inches (L*W*H); Screen Size: 74.5 x 19 mm/2.93 x 0.74 inches (L*W); Digital Display: 12 digits; Power Supply: AG10 button battery (included); Advantage: It's small and lightweight, easy to carry or store in your pocket. The plastic buttons are comfortable to touch and smooth to use. This handheld calculator includes button batteries for long life. Automatic intelligent sleep does not affect daily use, very energy-saving. Soft rubber design on the back for stability and durability. The basic electronic calculator has a visual bevel on the back for easy reading of calculations and helps protect the wrists. Application: This calculator with a large LCD screen has a variety of functions and can effectively perform the calculation work for everyone. Its simple and universal appearance is suitable for businesses, offices, homes, or basic calculation occasions. This cute little calculator can be used as a gift for people who like math or work in the office. Instructions: The calculator already contains a button battery, so you can use the calculator to perform calculations directly when you turn it on. Note: Please allow slight color differences due to camera or lighting conditions. Please allow slight size deviations due to manual measurement.