Solar calculator, dual power supply, low energy consumption, desktop office supplies.

This is a desktop office calculator powered by dual sources of solar energy and built-in batteries. It is designed with low energy consumption to ensure that it is powered by solar energy when the light is sufficient, and the battery power is automatically switched when the light is low, which greatly extends the use time and reduces maintenance costs.Compact and portable, suitable for daily office, study and live demonstration use.

• Solar energy is the main power supply, which is automatically charged and powered when there is plenty of light; switch to the built-in battery when it is rainy or low light to ensure uninterrupted use.
• High-performance power consumption management, low display and computing power consumption, extend battery life and reduce replacement frequency.
• Suitable for placement in work areas such as desks, study desks, conference desks, etc.to improve work efficiency and professionalism.
• Conventional computing functions cover daily office needs, and the durable shell is suitable for daily use scenarios.