This product is only used in field survival instructions, scientific research, teaching, laboratories, astronomical stars, industry and other occasions, non-professionals do not buy, children and people who do not understand the laser are strictly prohibited to contact and use this product! Please wear protective glasses during use.

Shell material: stainless steel.
Exciter: copper.
Focus mode: adjustable focus shape.
Power supply mode: a 10440 lithium battery.
Switch mode: tail press.
Driving mode: ACC.
Size specification: 99mm × 13mm

(the package does not contain batteries, please use your own batteries)

Package:

1*Focusable 589nm 593nm Yellow Laser Stainless Steel Survival Indicator Module