HanYan YongWei Electronical Co.,Ltd.

Cross Line Laser

	4V4H Automatic Self-Levelling Cross Line Laser (ECHO-777)

4V4H Automatic Self-Levelling Cross Line Laser (ECHO-777)

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Model Number

ECHO-777

Product Description �
* Electronic self-leveling, wide leveling range, high precision and stability.
* With MCU control, easy operation, highly trustiness.
* With laser diode, wavelength 635nm, highly visible and focused laser beams.
* Emit four vertical line and four horizontal line, plumb point.
* With fine adjustment for convenient working.
* With indoor & outdoor switch function.

Specifications:
Horizontal accuracy:±1mm/5m
Vertical accuracy:±1mm/5m
Self-leveling range:Approx.±2.5°
Cross accuracy:90°±30''
Zenith accuracy:±1mm/3m
Self-leveling range:±4°
Wavelength:Vertical & Horizontal 8x635nm;Down point:1x650nm
Laser intensity :Under 1mw(Class II)
Working distance:Radius:Approx.10m;
Approx.50m (using detector)
Working temperature:-20�--+50�
Power:DC 4.8V-- 6V
Continuous working time:Approx.6 hours
Dimension:140(φ)X221(H)mm
Weight:1.75kg