PA66 Green Breather Plug M12 Venting Screw In Vents for Solar GPS Tracker Box,Outdoor Lighting Prevent Condensation,5G Outdoor Telecom Enclosure,Electrical Boxes - Waterproof Vents. Breather Venting,Keep product enclosures pressure balance and avoid condensation for outdoor Lighting or Enclosure Porous membrane is combined inside plastic body , the water and dust cannot ingress the membrane, But air can go through Protective Vents reliably block ingress of wide range of contaminants, from rain and insects to dirt, dust, sand and other particulates, and enable water vapor molecules to diffuse through the microporous membrane, and pass freely out of the enclosure Type: Breather Plug Material: PA66 Color: Green,Cyan Size: M12x15 2-Pack Green Screw Vents, Breatherable Thread: M12x1.5-10mm.