Easy to write and erase, dust-free and eye-protecting.
Memory+interconnected blackboard optimizes and upgrades the traditional writing function of the blackboard, achieving high-end quality and providing better protection for offline classes.
Easy to write and erase, dust-free and eye-protecting.
Memory+interconnected blackboard optimizes and upgrades the traditional writing function of the blackboard, achieving high-end quality and providing better protection for offline classes.