The CST Berger green split beam horizontal and vertical self-leveling rotary laser level features Pro-Grade technology for the professional who demands fast and accurate leveling. Suitable for indoor or outdoor use and durable enough for construction projects.Application:Indoor or outdoor.Range:1,300ft.Accuracy:+-1/16in at 100ft.Laser Output:Green beam. * Pro-Grade technology. * Super-fast electronic self-leveling.* Anti-Drift. Horizontal and vertical capabilities. * Dual manual grade. * Green beam for better indoor visibility. * Working range up to 1300-ft. dia. when used with optional laser detector. * Instrument includes rechargeable Ni-Mh battery, charger, remote control, ceiling targets, wall bracket, glasses and carrying case.