CMI Laser levels PRO800S automatic levelling laser level is one of the quickest and easiest laser levels on the market to set up. Roughly level like a dumpy flick the single switch and the laser level does the rest quickly auto levelling and begins to rotate. The PRO800S laser level is extremely robust and weather resistant and will provide years of accurate levelling. These Laser levels are ideally suited to concreters who just need a basic automatically levelling rotating laser. These rotating laser levels come with a two year warranty and can handle the worst of Australian conditions with ease. The PRO800S laser level comes complete with a double sided display laser receiver and takes "C" size batteries.