LASER POINTER (DQJ-05)

Flameproof instrument, mainly use for tunneling of the mining, orientation for drilling machine or the working face of coal mine, Also could be use for highway, piping working, railway, tunnel ,high building, The laser select the semiconductor laser, small volume, easy to use ,long life. Could be instead of He-Ne laser pointer.
 
DQJ-05 laser pointer
Range >500m 
Dia of central facular ≤50mm/500m 
Input voltage AC127/220V 
Weight 14kg 
Size 480?00?30(mm)