Applicable to the crowd:
Essential student dormitories at night, to travel often, people stay up all night reading
Usage:
Use magic night reading lamp is simple, you just into the battery, open the switch, magic night light reading lamps will have to spread to the transparent plate, you read as long as the night lights on to read the page can be. Not only that, you can also adjust the brightness for night reading lamps, as well as use it to as a bookmark.

Why is the emergence of bright board book is called Eye Revolution: