Topcon's RL-H4C auto-leveling laser combines precision, versatility and value in one job site tough package. Its super-fast self-leveling motors are accurate to +/-10 arch seconds meaning whether you're checking grade or setting batter boards you're going to be accurate the first time. Its high-power 2.4mW diode means you have a 2,600ft. (800m) diameter working radius making it a great reference for machine mounted receivers.
