HELIUM NEON LASER - HeNe laser - new

Description

brand new Helium Neon gas laser
wavelength: 632.8nm
voltage rating: 220v(180v-240v)
current: 4-6mA
power: 2mW
continous working time:  >8hrs
input power rating: <2W
test: red laser light spot observed when turned on.
for more information, please refer to photos and also manual in the photo