1、A light calculator with a writing tablet and a foldable design. You can put it in your pocket and use it when necessary 2、Calculator and handwriting tablet are integrated design, you can take notes and draw while calculating, which can improve the efficiency of study and work 3、The calculator supports 12‑digit calculations, and the handwriting tablet can be used as a cover to protect the calculator from dust 4、Easy to carry, you can quickly take notes when calling, meeting, and you can erase the notes by pressing the transparent button to protect private information 5、The handwriting tablet uses a blue‑light‑free LCD screen to protect the eyes and can write repeatedly 1 x Office Calculators  1 x USB Cable1 x User Manual1 x Pen Item Type: Office CalculatorsMaterial: LCD+ABSSize: Approx. 15.1 x 9 x 1.3cm / 5.9 x 3.5 x 0.5in (manual measurement, there is a small error)Colour: BlackBattery Type: Lithium Battery (shipped with built-in battery)Battery Model: 402020Battery Capacity: 120mAhProduct Features: 6in Handwriting Tablet, Silent Operation, Support 12-digit Calculation Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.