CITIPLUS SX-991MS Student Scientific Functions Calculator Solar Powered Multifunctional Exam Mathematical Calculator

1. Dual power supply mode with solar energy and button batteries, providing long-lasting power
2. High-definition large screen for clear display, with clear and complete digital symbol display, making it easy to consult and check without errors
3. Comfortable and anti-slip button layout, with smooth rebound when pressed, anti-slip and durable, not prone to wear and tear
4. The button arrangement follows the operation logic, easy to master and less likely to be mistakenly touched when blindly pressing
5. Compact and lightweight body, convenient to pack in a pen bag for carrying around; the shell is sturdy and resistant to drops, suitable for use in various scenarios such as exams, at home, and in classrooms