【Two functions in one】: Calculators, writing tablet, with 12 digits display, write while calculating, very convenient for recording. 【NO KEYPAD TONE】: Calculators with Comfortable silicone, soft touch keys,quiet and noise-free. which brings you more comfortable touch feeling and a silent using experience. 【SMALL AND PORTABLE】: Calculators with Clamshell design makes it easy to carry, perfect choice for business at work, accounting calculations, student calculations, home use, etc 【REPEATED WRITING】: Calculators with No dust and ink, LCD handwriting,With an erase button, you can clear the full screen with a click 【WHAT’S IN THE BOX】: 1 x Calculators, 1X The instructions.1X Handwritten pen, We are always here to provide you 24 hour after-sale support!