Features: 100% brand new and high quality 2 in 1 Advantage: It combines a scientific calculator with a 6inch writing tablet. This new device subverts the traditional calculator usage that it can effectively save your pen and paper. It helps you finish tax calculate and make records on one device. Easy Carry: Flipper cover design and all-in-one function make it easy to carry and use. You can put it in your bag, pocket, or purse and make a record anywhere with the built-in stylus. It is a perfect choice for work, study or office. Silent Calculator Keystrokes: Silicone buttons, every click is a kind of enjoyment. While calculating the numbers and formulas, Work and study quietly, don't be anxious to disturb people. Reusable Writing Board: Click the button to clear the writing board. When it cannot be cleared, please check the lock key. It built-in a rechargeable battery so don't need to replace the battery when it drained. It's a good Ideal choice for a paperless office. Protect eyesight: The blue light-free LCD screen on the calculator has no blue light to protect your eyesight. The Writing screen can be reused, saving paper, The calculator contains a rechargeable battery, which only needs to be charged for 1.5-2 hours, and it can be used for 3-5 months, which is an environmentally friendly choice Package Includes: 1x Calculator with Writing Board Specifications: Material:ABS+LCD Color:Black, Grey, White Size: approx. 15x9cm/5.91x3.54in note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.