405nm is a perfect wavelength for engraving. This near-UV handheld will make most objects glow in the dark.
Requires 1x 14500 3.7v button top battery capable of 3A CONTINUOUS. (not included)
Keep lens CLEAN! DO NOT BURN OBJECTS CLOSELY! Lens will collect soot and melt.
Recommended duty cycle: 1 minute ON, 5 minutes OFF.
No reverse polarity protection. (INSERTING BATTERY BACKWARDS WILL DAMAGE DRIVER)
Near UV output; fluorescent & phosphorescent effect.
Manual focus lens.
Measures: 100mm x 21mm x 21mm
Weight: 97g without battery, 117g with battery.
Single mode boost driver.
Stainless steel body.
Lifetime warranty, see details.