The flexible keyboard calculator has classic round keycaps, flexible mechanical keys, and built-in silicone, which makes people feel light and comfortable when using, and has a strong sense of rhythm in paragraphs, which can effectively relieve hand fatigue. Professional mechanical switches fast and accurate key operation for a pleasant experience. The touch of your finger and clicking sound are addictive. Big buttons, candy colors. LCD screen, 12-digit display, vertical back, 15-degree angle, easy to read calculator Portable: Lightweight and , does not take up space, with non- mat, stable placement, convenient for daily use. You can take it with you while working or traveling. Smart: Smart shutdown, super long battery life, automatic shutdown after a few minutes of standby, saving power; the ABS material is strong and thick, and the characters on the buttons are highly wear-resistant; the detachable keycaps are easy to clean. Available in 4 colors, suitable for personal use or gift giving. color:Yellow Material:plastic size:152 x 132mm Package Contents: 1 x Mechanical Switch Calculator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.