The SLAMTEC Mapper M1M1 is a ToF laser scanner with a 20-metre range that can map over 100,000 m². SLAMTEC promises that the device has a 5 cm resolution with a re-localisation accuracy of less than 0.02 m, while its inertial navigation system can compensate for up to 1 m/s of movement. The SLAMTEC Mapper M1M1 is available to order now from Seeedstudio for US$199 with free international shipping.
https://www.notebookcheck.net/SLAMTEC-Mapper-M1M1-A-US-199-00-ToF-360-laser-scanner-kit-that-can-map-over-100-000-m2.428899.0.html