writing board with calculator
Calculator with screen and smart pen
the description :
the screen font is brighter and clearer; More comfortable button design.
Multifunctional: smart calculator and writing tablet with LCD screen, 12-digit display, writing while arithmetic, convenient and practical.
Environmentally friendly: The writing pad supports frequent writing and is free of paper, no ink and no dust. LCD screen, no blue light, protect eyes.
Erase Lock Button: With the Erase button, you can erase the full screen with a single click. The lock switch can prevent accidental deletion.
Replaceable battery: powered by 2 * CR1220 button battery, no need to charge and plug in, ultra-low power consumption, long service life.
Wide Application: Small, portable and foldable storage, very suitable for children or adults using at home, office, school, etc.