555nm 20mW Laser Pointer Yellow-green Light Laser Flashlight Signal Light

555nm 20mW Laser Pointer Yellow-green Light Laser Flashlight Signal Light

[Specification]
Product Name: Laser poiner
Wavelength: 555nm (505nm 532nm can be customized.)
Output Power: 20mW
Safety Grade: Class 3B
Laser Shape: Dot
Beam Pattern: Continuous line
Spot Size: <Φ10-12mm at about 5 meters
Focus Method: Fixed focus
Shell Material: Aviation aluminum
Surface Treatment: Fine sand matte military green oxidation
Circuit Control: 4.2V step-down constant current with reverse connection protection
Circuit Efficiency: Buck conversion efficiency is over 93%
Waterproof Level: Daily waterproof
Operating Voltage: DC=3.7V
Operating Current: 3.7V @400mA
Operating Temperature: -10~+60℃
Storage Temperature: -10~+40℃
Power Supply: 1*CR18350 rechargeable Li battery (not include)