Non-leakage design: Wide passage allows for quick and airtight filling, helping prevent oil leakage. Adjustable clamping width: Automatically adjusts to fit any oil port larger than 2.9 cm, securely fixed on the changing neck to prevent spills or overflow. Hands-free operation: Funnel-type snap ring design requires no manual support, enabling convenient and fast oil filling. The transparent lower cavity allows you to monitor the oil flow, making refilling easier. High quality: Durable, thickened funnel made from anti-static, corrosion-resistant, high-temperature resistant plastic. Free of unpleasant odors and resistant to leaks. Wide application: Suitable for general oil refilling in passenger cars, commercial vehicles, tractors, and earth-moving equipment. Ideal for engine oil and additives. Color: Red Material: Plastic Type: A Package Contents: 1 x Engine Oil Filling Funnel Note: Light and display differences may cause slight color variation from the actual item. Measurement error allowance is +/- 1-3 cm.