Description: 【Mechanical Switch】Portable Calculator with mechanical switch is more suitable for young people, clear sound, using the simple line and Retro round big button keys like typewriter styled, unified curved corner, line, and edge 【Size Information】Handheld Calculator measures approx 16cmx11.5cmx3cm/6.30inchx4.53inchx1.18inch, suitable for desktop use and also for handheld use 【Ergonomics Design】Mini Portable Calculator designed with a 15 ° tilt screen for better field of view and stability 【Feature】Round Button Calculator with 12 Digit Lcd Display, gradient color and retro round keys like typewriter styled. Energy efficient, 1x AAA Battery Operated (Battery Not Included) 【Non Skid Back Feet Design】Office calculator is made of durable PP materials, provide extra friction, keep stable on the desktop and help for fast press and calculations Size Chart: approx 16cmx11.5cmx3cm/6.30inchx4.53inchx1.18inch Package Includes: 1 Desktop Calculator Note: Please allow slightly errors due to manual measurement and different monitors.