Fluke 831 Laser Shaft Alignment Tools feature a rugged sensALIGN® 3 sensor and reflector and can handle most mainstream machine alignment challenges. The Fluke 831 uses powerful tools like a unique extend mode to manage gross misalignment and an integrated Thermal Growth Calculator that automatically factors the dynamic machine changes into the result. These tools have a quick setup and intuitive user interface with a tablet-like design that makes these tools user-friendly. Fluke 831 Laser Shaft Alignment Tools provide an integrated Wi-Fi® cloud solution to quickly transfer data from the 831 handheld to ARC 4.0 PC software.