1. Size: car model is about 30 cm long/piece, SUV model is about 36-38 cm long/piece, and width is about 2.4 cm 2. Weight: about 200g/piece 3. Material: rubber, copper wire 4. Purpose: eliminate static electricity and prevent spontaneous combustion 5. Installation location: car exhaust pipe 6. Applicable models: most models can be used 7. Features: copper wire grounding to remove static electricity, higher efficiency, length can be adjusted appropriately, screws are tightened and fixed, safe and stable, rubber is wear-resistant and durable
