Laser wavelength:650nm+20nm 810nm+ 20nm A single laser output maximum power: 5mW+ 20% Terminal laser output mode: Continuous Terminal laser output instability:<+ 10% Timing range: 10min~30min can choose Display mode: Liquid crystal display Power source: Lithium-lON battery with 1800 mAh capacity Battery voltage: 5v DC Input power:10VA Working environment:Temperature5℃-40℃ Relative humidity:80%