LOW POWER CONSUMPTION: LCD technology built in 3V coin battery (replaceable)never need to charge, can work for 3 years, write over 50000 times.
REASONABLE DESIGN: Out case is made of durable and nontoxic plastics; with smooth surface, which can be wash and clean easily, easy of maintenance.
EASY OPERATION & CONVENIENT TO CARRY: Once push the button, it will clean up the writing clearly; The tablet is ultra thin and easy to carry in a purse, scheduler, briefcase or backpack.
WIDELY USED: This writing board is suitable for designer, business man, teacher, students as a good helper when you are making note, drafting or doing the math. And also you can leave important message on it for your family members.
How to erase the screen: TO
ERASE SCREEN U CAN UNLOCK[ON/OFF]TO ERASE
THE SCREEN.