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1. Applications: Desktop calculators are suitable for home, school, office or store and perfect for adults and students. 2. Memo Lock Function and Silent Keyboard: The compact calculator keys feel comfortable in the hand and are quiet when pressed, making them less likely to disturb others. The \"Lock\" key saves your important notes and prevents accidental deletion. It also efficiently performs 4 functions for financial, household, and accounting assistance for mortgage calculations and tax conversions. 3. Dual Power Supply: The calculator is powered by disposable batteries, one of which lasts a full year, and the desktop calculator also has a solar panel so you don't have to worry about running out of power even when you're on the go. 4. Notepad Function: Calculators with a notepad are perfect for minimalism and going paperless. You can take notes during calculations, calls, and meetings to improve learning and productivity. 5. Environmentally Friendly: The LCD writing pad is designed without blue light to protect your eyes and can be rewritten over 50,000 times without ink or dust, reducing paper consumption and being environmentally friendly.

Item Type: Calculator

Material: ABS+LCD

Battery: Button cell CR2025 (built-in) Capacity: 150 mAh
Power Supply: Battery / Solar cells

Size: Approx.150x90mm/5.9x3.5in

Notepad size: 6 inches
Number of digits: 12

1 x Calculator

1 x User Manual

If you find any product problems after receiving the item, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.