1. Computer Key Design: Super comfortable feel. Buttons have clear colors. Made of high-strength plastic material. Lightweight yet durable. Withstands multiple impacts and can prevent it from slipping and falling from the table. 2. Extra-Clear Large Display: The 12-digit desktop calculator features a premium LCD screen angled at a fixed 30-degree angle, precisely in your field of vision and clearer than a straight display. 3. Dual Power Supply: The calculator uses high-conversion-rate solar panels; solar power can be used in well-lit areas. Additionally, we provide a matching battery (one AAA battery) for dual-safe uninterrupted power. Large and separate buttons make each press more precise. The panel functions meet the needs of your accounting work and daily use. A great choice for accountants who have a lot of calculation work! This calculator has 4 non-slip feet, so it stands stably and securely on your office desk. Helps you calculate quickly. Suitable for everyone to use in offices, homes, banks, and supermarkets. Features: Computer Key Design: Super comfortable feel. Buttons have clear colors. Made of high-strength plastic material. Lightweight yet durable. Withstands multiple impacts and can prevent it from slipping and falling from the table. Extra-Clear Large Display: The 12-digit desktop calculator features a premium LCD screen angled at a fixed 30-degree angle, precisely in your field of vision and clearer than a straight display. Dual Power Supply: The calculator uses high-conversion-rate solar panels; solar power can be used in well-lit areas. Additionally, we provide a matching battery (one AAA battery) for dual-safe uninterrupted power. Professional 12-Digit Calculator: With an extra-large screen and buttons, with a rounding function, backspace keys, and memory function, 12 digits and 00 buttons meet the requirements for calculating large numbers. Wide Applications: This simple desktop calculator is especially suitable for seniors, accountants, salespeople, or other business people working in offices, shops, markets, etc. White and gray colors for you to choose from. Specifications: Color: White, Gray (Optional) Material: Plastic Power Method: Solar power, 1 AAA battery (included) Item Size: 162 * 192 mm / 6.38 * 7.56 in Item Weight: 320 g / 11.29 oz Package Size: 205 * 196 * 47 mm / 8.07 * 7.72 * 1.85 in Package Weight: 380 g / 13.4 oz Packing List: 1 * Calculator 1 * Calculator