shandong kaer electric co.,ltd-pg娱乐游戏官网

1. display picture and videos of class, remote bulletin school

notification

2. student and parents communication, support voice and text

3. student attendance functions, class in/out students statistics,

and absence statistics

4. curriculum display, and relevant teachers detail

information display

2. cast aluminum explosion-proof top shell and

steel bottom shell

3. circular key slot for lock, preventing sharp

objects from damaging