Type: Laser
Model: JD-303
Materials: Aluminum alloy
Weight: 122 g (4.3 oz)
Length: 16 cm (6.25 in)
Output Wavelength: 532nm/ ± 5nm
Output Power: 100mW, 200mW, Class III B
Operating Voltage: DC=3.0-4.0V
Working Current: I<500mAh
Operating Temperature: 0°C ~ +40°C
Storage Temperature: -10°C ~ +40°C
Power Source: 1 x CR123 lithium cell
Working Life: continuous using <5000 hours

Comments: Simply press the button to activate the green laser pointer and release it to deactivate. Perfect for teachers, professors, doctors, managers, engineers, dancers, shooters, and stargazers to point out and so on.