This document describes the projector types

This article introduces the tutorial for using the projector

The projector used on the fixed plane at home should pay attention to the connection, so as to avoid the abnormal shutdown caused by accidentally touching the power supply.

Do not overload the power supply wiring board to avoid fire or electric shock.

When the projector first entered the public eye, it was used for office use. With the development of the times, it gradually began to be used at home. Many young people gather with friends at home or watch movies, and projectors play a big role.

Since a few years ago, a variety of smart products have appeared on the market, such as smart speakers, smart sweepers, smart toilet covers, etc., as well as smart projectors.