Substance: Plastic+PCB.
Multipurpose Plastic Round Vent Grille Cover for Wind Inlet and Outlet
Portable Fan Mini Hand Fan Strong Airflow Multipurpose High Speed Motor Quiet
Multipurpose Brushless Fan Motor Tester Board for 110V 220V Systems Use
Motor Fan Blade 1pcs Type-Y Plastic Electrical Motor Fan Blade Three-Phase Cooling Air Wind Leaf Cover(Y-132-4)
1Pcs Single-phase machine Cooling Leaf fan Plastic Electric motor wind cover blade bearing Water pump/Crane(YT-132-38)
Qcwwy 10pcs PCB Mount Connector BNC Adapter,White Plastic, Durable Signal Transmission, Ideal for CCTV Systems and Low Frequency Applications Electrical Accessories