Wavelength: 940nm; Emission Distance: 7 Meters / 23Ft. Voltage: DC 1.45-1.65V; Polarity: Anode (Longer Part) Cathode (Shorter Part). Package Content: 10pcs x Infrared Emitter Diode. Low heat, energy saving, low power consumption, long service life.. NOTE: IR Emitter ONLY, IR Reciever is NOT included..
