Features: brand new and high quality It's simple and beautiful, very light, easy to put into pockets, school bags. 12-bit large screen display, adopts intelligent power-saving mode, long-lasting battery life,can be used for 2 years. Would enter sleep mode after a period of inactivity, press any for key to wake up. The back is equipped with a non-slip pad, which is not easy to slide on the desktop and with a 15-degree support shelf for easy reading. The mute button design will not disturb others when pressing the button. The round button is exquisite and fashionable, and the durable button can be pressed tens of thousands of times. Specifications: Size:approx 14x8.5x1cm/5.5x3.35x0.39in Color: White/Pink/Green/Orange/Yellow Weight:110g Material: ABS Package Includes: 1 x Calculator note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.