laser level

LASER LEVEL 4V1H Feature: 1. emit 1 horizontal laser line 2. emit 1 verticaal laser line 3. emit 2 vertical laser line 4, emit 4 vertical laser line 5. emit 1 vertican and 1 horizontal 6. emit 2 vertical and 1 horizontal 7. emit 4 vertical and 1 horizontal 8. laser down dot all the time magnetic plumb and gravity quick self level system 360 degrees rotate with precision adjustment knob wave length: 635nm for line ,650 for dot auto level range: 3 degree auto level time: 3 seconds accuracy : +/- 1mm/5m horizontal emissive angle: 120 degree vertical emissive angle : 150 degree working radius:15m base madeof ALLOY ALUM,housing is metallic red 3 adjustable precision jaw made of copper, size from:2' to 2 1/4" power supply : 3pc AA battery(4.5v), output :2mw