Dual laser pointer (Red/Green) has a maximum output of 2 X 5mW and a green wavelength of 532nm (+/- 10nm) and red wavelength of 650nm (+/- 10nm). Range of green beam is 200 meters. Range of red beam is 100 meters. Expected operating life is 1000 hours. Operates on two "AAA" batteries (included). Class 3.