This product is suitable for network cameras, millions of high-definition cameras, infrared cameras, bolts and other cameras, let it cut or pass.Main function and function: correct the polarization problem during the day and improve the brightness at night.Working principle: IR-CUT filter switcher includes: an IR cut filter and a full penetration filter + electromagnetic structurespecification:Coil impedance: 22 +/- 5 ohm (at room temperature 25C)Driving voltage: working voltage: 4-12VDriving pulse signal time: 100msInductance: 430uH +/- 5%Normal temperature and humidity standard temperature: + 25C +/- 5C, humidity 65% +/- 20%Colour:BlackMaterial:ABSSize:30 x 30 x 20mmPackage Contents:1 x IR-CUT switchOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.