Based on the Convoy M21A host, this handheld can remain on for an indefinite amount of time. The beam divergence on this unit is very sharp and narrow, burning dark objects at over 10 feet.

• OD 4+ Laser Safety Goggles are requires to operate this product. (450nm range)

• Requires 1x 21700 3.7v flat top, unprotected cell capable of 3A CONTINUOUS. (not included) 

• Keep lens CLEAN! DO NOT BURN OBJECTS CLOSELY!

• This handheld can be kept on continuously.

• No reverse polarity protection. (INSERTING BATTERY BACKWARDS WILL DAMAGE DRIVER)

• Excellent beam divergence.

• Manual focus lens.

• Single mode driver.

• Aluminium body.

• Lifetime warranty, see details.