Self Leveling and Manual Mode? This is a simple to use cross line laser level tool, just one top button to switch through the various laser settings. It can produce a bright horizontal, vertical, or cross-line on any surface up to 25m away, so it’s perfect for hanging photos, installing shelves, laying tiles, installing cabinets and more. Whether it’s for DIY use or a professional job site, Veuonk green laser level has what it takes to get the job done.