JLT1078 Features: * Digital level * Glo-view vial enhances readability in low light * Natural light or flashlight charge vial surrounds * Self-calibrated * Numbers invert for working overhead * Hold function locks measurement on the LCD * LCD screen rotates 180 degrees * Signal tone at 0-10 degrees and 80-90 degrees * Reference function making any slope ""0.0"" * Accuracy: +/-0.1 for 0 and 90 +/-0.2 for other angles Includes: * Includes: 3 ""AAA"" alkaline batteries, instruction manual, soft-sided pouch Construction: * Self-calibrated and offers 5 construction languages * 5 Construction languages - units of measure (degrees, percent, mm/m, in/ft in decimal, in/ft in fractional) Dimensions: * Dimensions: 48"" H x 2.75"" W x 1.13"" D