This portable calculator has large and clear buttons, and an 8-digit LCD display allows you to see at a glance. Product description 1. The sensitive plastic buttons are also perfectly configured, including the main button and the back button, which can meet any needs in the calculation. 2. Large keyboard keys, comfortable hand feeling, no pressure on operation. 3. It is suitable for use in offices, businesses, schools, shops, shopping malls and homes. It supports touch typing by users such as bank staff, financial staff, front desk clerks, and data analysts. Features: Display vertically. Use smoothly. Product attribute Material: ABS Adapter battery: Dual Power Supply Type: Calculator Warm reminder 1. Please remember that due to the lighting effects, the monitor's brightness / contrast settings / etc's, there will be some slight differences in the color of the pictures and the actual items. Measured by hand, deviations of 1-2 cm are possible. 2. Please leave us a message if you have any questions. We will respond and offer you our best service.