12-Digit Solar Powered Mini Calculators with 6.5'' Screen Handwriting Paper Drawing Tablet for Office, School, Business

• This is a solar and battery dual power calculator, so it can be fully powered in any lit environment
• This mini calculator and notepad are designed in one piece, you can make notes while calculating
• Improve study and work efficiency. The solar calculator supports calculations with up to 12 digits and the notepad acts as a cover to protect the calculator from dirt
• Long battery life, 6 months of use on a 90-minute charge
• Press the clear button to erase the notes and protect personal privacy
• Lightweight and portable, with foldable design, weighs only 135g. It is so compact that you can carry it in your pocket
• Easy to take out and use immediately when needed, convenient for taking notes on phone calls and quick notes
• It can be written repeatedly, reducing paper consumption and being environmentally friendly, there is no need to use a shredder to process the paper
• Mute button does not disturb others, suitable for office, learning and a variety of use scenarios

Specification:

• Material: Plastic, LCD Screen
• Power supply: 140mAh CR2025 button battery + solar
• Battery voltage: 3.0V
• Net weight: 135g
• Product size: 17*15*8cm
• Display area: 12*7cm