Product name: car brake fluid oil change oil change machine brake oil change drain pumping unit; Product material: ABS+copper; Product features: easy to use, durable, car repair tool; Product Dimensions: 15cm x 24.5cm / 5.91 x 9.65 (approx.) Tube Length: 80 cm / 31.5 inches (approx.) The package includes: 1 oil bottle 1 valve 1 x Tube 1 connector Steps 1. First suck up the old oil in the car brake oil tank; 2. Pour the new brake fluid into the brake fluid tank; 3. Connect the new brake oil pipe to the brake oil outlet of the brake cylinder and turn the screw to release the oil 4. Connect the air compressor pipeline and start pumping oil; 5. Pull out the old brake oil, and add new oil while pumping the old oil, which can prevent the air from entering, and the brake oil can be replaced by a single person; 6. A small number of models are slow to pump, you can remove the drain screw, and use the thin tube we provided to insert the screw hole to pump oil; Kind tips: The old brake oil should be pumped from each wheel until the oil drain valve stops pumping when the new oil flows out; Instructions for using the tool Keep using the tool in a good working environment to ensure quality and reliable performance. Make sure the ignition key is removed to prevent inadvertent starting of the engine. If the vehicle does not turn off, make sure the gear and the parking brake are safe Pay attention to protect your eyes to prevent accidental splashing. If brake fluid gets into your eyes, rinse with plenty of water and seek medical attention. If swallowed, seek medical attention immediately. Wear appropriate clothing to avoid scratches and contamination, no jewelry and long hair. Keep children and unauthorized personnel away from the work area. Keep work areas well lit. 1.You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half. 2.All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.