LED lights protect the air vent valve

Youkun 户外灯防尘防水 M10 塑料螺丝透气通风口插头
US$0.09-0.14
Min. Order: 1000 pieces
Youkun M5 Micro Breather 螺丝排气阀插头
US$0.11-0.15
Min. Order: 1000 pieces
优康IP68防水M12通气塞高温气体排气孔保护装置
US$0.35-0.50
Min. Order: 100 pieces
优康高性能液压排气塞M5*0.8高温微透气螺杆式截止隔离阀
US$0.15-0.25
Min. Order: 500 pieces