1,Electronic self-leveling, 2,wide leveling range, 3,high precision and stability Features and FunctionsSelf-leveling, and laser flashing when beyond self-leveling rangeAble to project four vertical lines, one horizontal line and one plumb-down beam, thus to realize:        -One cross-line in the front        -One cross-line intersected on the ceiling        -One vertical line in the left, in the right and in the back respectively        -Plumb-down dot and the cross intersection dot on the ceiling can together form one plumb beamSwitch-able between the continuous laser and the pulse laser, and compatible for both indoor         and outdoor purposesThe instrument is 360°rotatable and also fine-adjustable in angle.Able to be connected with the tripod by 5/8'' threadLS606JSII adds a metallic tripodic base with graduated circleSpecifications:Laser wavelength: 635nmLaser class: Class IIAccuracy: ±1/4"/100ft. (±1mm/5m)Self-leveling range: ±3°Power: 4 x AA alkaline batteriesLow voltage indication: Power LED flashingSize: 8 1/8" x 5 1/2" x 5 1/2" (207 x 139 x 139mm)Weight: 2.56 Ibs. (1.16 kg)

Automatic 500m Range Rotary Laser Level Self-Leveling