What is a flashlight that can fill murals with light?

Flashlight, laser pointer About the size and shape of a small flashlight. When the front end of the laser lamp rotates, the green pattern emitted by the laser lamp changes constantly. Most laser lamps using lithium batteries are actually called flashlight-type laser indicators. Guidance and suggestion: it is best to wear safety glasses when using, avoid direct contact with flammable items and put them in a safe place. Never use them as toys to prevent children from getting their hands on them and causing hidden dangers. Laser lamps and laser pens on the market need to be carefully purchased and used.