The laser head has a protective point , the role of conservation sites are mainly anti-static burn laser tube as a security measure , our own clothes and hair are all static electricity when using high-grade anti -static when soldering iron can directly open , ordinary iron requires special attention , first powered soldering iron until the iron reaches temperatures can melt tin , remember to unplug the iron supply , go turn on the laser head protection point to prevent electrostatic ordinary iron burn laser head.

Packing size: 4.3"*4.3"3"
Packing weight: 0.2lb