Using this Panasonic projector is easy. First, connect the correct power supply to the projector. Then, connect it to your media source, like a laptop or DVD player. Adjust the focus and keystone correction to get a clear and straight image. When using it, avoid exposing it to direct sunlight or extreme temperatures. After each use, let it cool down before packing it away. Regularly clean the air filter to keep the projector running smoothly. Also, don't forget that this unit doesn't have a lens, so you'll need to use your own or purchase a compatible one.