Topcon RL-H5A Self-Leveling Laser PS.DB Kit with LS-80L Receiver, Measuring Rod 10ths and Tripod - 1035258-01 (uses Alkaline Batteries) - Contractors-Tools.com
Amazon.com: Topcon CLASS 1 2.4mW Laser RL-HV2S Leveling Dual Grade Laser Kit w/NiMH Battery : Tools & Home Improvement
Topcon RL-H5A Self Leveling Horizontal Rotary Laser with Bonus EDEN Field Book, IP66 Rating Drop, Dust, Water Resistant, 800m Construction Laser, Includes LS-80L Receiver, Detector Holder, Soft Case - - Amazon.com