Switched independent or simultaneous laser lines for horizontal and vertical alignment applications Rubber coated housing and pendulum locking for higher robustness Vertical alignment of pipes Accuracy at 30ft: ±1/16" (1.5mm) Self-levelling Range: ±5° Measuring Distance: min/max 3ft/100ft (1m/30m) Laser Class: 635nm, class 2 (IEC 825-1), class II (FDA 21 CFR) IP Protection Class (Except battery compartment): IP 54 as per IEC 529 std Operating Temperature Range: 14 to 122° F (-10 to 50° C) Battery Type: (4) AA Alkaline Operating Time: 20h Hilti PN: 2047044 Package Includes: Tool, PMLW 60 pouch, (4) AA batteries in cardboard box