【Pocket Size Calculator】This Pocket calculator weighs only 61 g and measures 2.9*4.7*0.8in, light and slim, which is only the size of a pocket. Not only a perfect companion for school, travel, or on-the-go calculations, but also a Compact Size for All Ages. 【12-Digit LCD Display with Advanced Functions】Unlike typical 8-digit mini calculators, our 12-digit LCD screen provides ample space for your daily use. Enhanced with % key, square root, and MRC/M+/M- memory function, it handles budgeting and multi-step math with ease. 【High Quality ABS Material: Safe & Long-Lasting】Crafted from high-quality ABS plastic, this calculator resists impacts and daily wear and tear. It's non-toxic, smooth edges ensure safe handling for children, while the scratch-resistant surface maintains a polished look even after years of use. 【Ergonomic Layout & User-Friendly Features】Thoughtfully arranged keys with tactile feedback reduce input errors, while the large Undo (→) key allows instant correction. The anti-glare LCD screen ensures readability in sunlight or indoor lighting. 【Auto-Sleep & Energy Efficiency】The auto-sleep feature activates after 8 minutes of inactivity, extending battery life. No more wasted batteries from forgotten shutdowns – it’s always ready when you need it.