levels
johnson level 40 6670 self leveling 2 beam laser dot
self leveling simultaneously projects two self leveling beams locking mechanism protects inner pendulum during transportation visual and audible alarms when beyond leveling range magnetic dampening compensation system maintains level even when effected by vibration on the job site low voltage indication with power indication lamp flashing dust and rain resistant number of beams 2 leveling method self leveling pendulum laser wavelength 650nm 10nm red laser classification class iiia maximum power output 5mw accuracy 1 8 50ft 2mm 10m interior range up to 100ft 30m depending on light conditions self leveling range 3 degrees power suppoly 3 aa alkaline batteries included battery life approx 50 hours with alkaline batteries dimensions 4 212 x 2 598 x 4 528 107 x 66 x 115mm working temperature 14 & 176 ; f to 113 & 176 ; f 10 & 176 ; c to 45 & 176 ; c center screw thread 1 4 20 ip protection class 54 sku jltrl027
johnson level