405nm 200mw 500mw blue Violet Laser Pointer for Diving

405nm 200mw 500mw blue Violet Laser Pointer for Diving

[Specifications]
Dimensions: 135.2*32mm
Shell material: aviation aluminum
Surface treatment: fine sand matte black
Output wavelength: 405nm
Output power: 200mW, 500mW
Circuit Control: Constant Current Drive
Circuit efficiency: Conversion efficiency is over 93%
Spot form: Dot
Beam pattern: continuous line
Spot size: about 5M <φ15-18mm
Focus mode: adjustable focus
Diving level: 5 meters diving
Working current: 3.7V @1.7A depending on power and wavelength
Working voltage: DC=3.7V
Starting voltage: DC=2.5V
Warm-up time: no
Working temperature: -10 ° C ~ +60 ° C
Storage temperature: -10 ° C ~ +40 ° C
Product net weight: 138g 
Power supply: 1 x 18650(not include)

Packing List:
1x manual
1x Charger
1x box
1x laser pointer

 Insert batteries:
Unscrew the end cap,insert batteries with positive end upward and screw the end cap.
 
WARNING:
1. Never look directly into the laser beam. Never point a laser beam at a person. Do not aim the laser at reflective surfaces.
2. Not for children under 18 years,Recommended for ages 18 and older.