Spectra Precision GL612N Single-Slope Grade Laser with HL760 Digital Readout Receiver, C70 Rod Clamp, RC602 Remote Control, 10 Ah NiMH Batteries, Charger, and hard carrying case - - Amazon.com
GL422 Grade Laser - Spectra Precision Laser
GL710 Single Grade Laser - Eastern Laser
Spectra Precision GL412N-16 Single Grade Laser w/ CR700 Receiver, TENTHS-Rod and Tripod - Contractors-Tools.com
Topcon Red 3600-ft Self-Leveling Indoor/Outdoor Rotary Laser Level at Lowes.com