GTGUARD N3 Occhiali digitali monoculari a infrarossi per visione notturna con registrazione IR 850nm
💯 7-level adjustable brightness : Enhanced by 3W 850nm infrared LED when it used in darkness. Infrared LED ： 850nm, 3W output, 7-level adjustable intensity. Up to5 hours (IR on) or 10 hours (IR off).