Being close to ultraviolet frequencies, this laser has a UV effect. 405nm is perfect for engraving as its short wavelength is good at focusing at a tiny point. Almost everything will phosphoresce (glow) under this laser beam for a short period of time, even peanut butter!

• OD 3+ Laser Safety Goggles are requires to operate this product. (405nm range)

• 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 LASER)

• UV output; fluorescent effect.

• Class IV Laser, can instantly burn materials.

• Manual focus lens.

• Measures: 100mm  x 21mm  x 21mm

• Weight: 97g without battery, 117g with battery.

• Single mode driver.

• Stainless steel body.

• Lifetime warranty, see details.