Model SW-311R SW-311G Mini Cross Line Laser Red Beams Green Beams Laser Wavelength 635±5nm / 510-530nm Laser Class Class 2 (IEC/EN60825-1/2014) Class 2 (IEC/EN60825-1/2014) Leveling Accuracy ±3mm/10m ±3mm/10m Horizontal/Vertical Accuracy ±3mm/10m ±3mm/10m Leveling/Compensation Range 4°±1° 4°±1° Working Distance (Line) 10m 20m Working Distance (Line with Detector) No No Operating Time Approximately>8 Hours Approximately>8 Hours IP Rating IP54 IP54 Operation Temperature Range -10 ℃ – 50 ℃ -10 ℃ – 50 ℃ Storage Temperature Range -20 ℃ – 70 ℃ -20 ℃ – 70 ℃ Power source 2*1.5V AA(not include) 2*1.5V AA(not include) Product Dimension 65.4x75x76mm 65.4x75x76mm Product Weight 261g 261g Package Size 135 x 125 x 80mm 135 x 125 x 80mm Package Weight 455g 455g Packing Contents： 1 X laser level( No battery ) 1 X Magnetic pivoting base 1 X English User's Manua 1 X Bag General Notes: • Press or slide locking switch to turn laser tool ON;short press to turn laser tool OFF when the laser tool is locked with pendulum. Self-leveling Mode ：• It is enabled when the laser tool is switched to the unlocked position. • It has laser beam(s) blink fast at 2 Hz when tool is out of self-leveling range. • It allows proper use of tool’s full time pulse mode with laser detector. Manual Mode ： • It is enabled when the pendulum lock is in its locked position to position the laser tool at various angles to project non-level straight lines. • It disables self-leveling operations; Accuracy of the beam(s) is not guaranteed to be level, and laser beam(s) will blink about every 5 seconds. Warning: Avoid direct exposure of the laser beam to the eyes.