Hp

Ideal for various PPT display scenes, such as classroom teaching, lecturing, training, making a speech, etc.
Support volume control, page up, page down, black screen, full screen, play slides, etc. very convenient and practical to use.
USB receiver, magnetic suction design, can be stored in the presenter pen.
With a bright red light for easily seeing most backgrounds and projective user face.
180 mAh Built in lithium battery(Charging version only)