The Spectra Precision Laser (model HV101) from Trimble is an all-purpose, horizontal- or vertical-mount layout tool for interior and general construction applications. Designed and priced for entry-level laser buyers, it offers automatic electronic self-leveling, fixed-point and four preset rotation speeds, and a remote-control unit. Two versions are available for interior or universal use. Price: $650. 408-481-8000.