II. Features and specifications:
Output Wavelength: 532 nm
Output Power: < 5mw
Distance: 500 - 5000 m
Operation Voltage: DC=3 V
Working Current: I< 250mA
Battery source: One 3 Volt(CR2) battery
Battery lifetime: about 2 Hours
Appearance and Color: Copper Silver
Technical Parameter: Fixed focus, green dot facula, continuous output and working time over 5000 hour
III. Safety Precaution
KEEP OUT OF REACH OF CHILDREN AND ANY DRIVER!
DO NOT LOOK INTO THE APERTURE OF THE LASER BEAM.
Laser radiation is potentially harmful! Do not directly aim into eye or shine it into the eyes of pets, since the coherent light will irreparably damage retinas.