White Board Pen for LaserPecker1,Pro,2,3(5 Pcs)

Widely Use: When laser engraving on non-opaque, reflective or light-colored materials, like glass, porcelain, acrylic, stainless steel, etc, you could use the non-permanent whiteboard pen marker to blacken the surface of such material to form a coating and then wipe away the excessive marks when finishing the engraving progress

Weight: 150g
Length: 140mm
Color: Black