【Hands Free Operation】 Not only can the bleeder extract brake fluid continuously, it can also stop extraction automatically when it is full. That allows you to go around to check the master cylinder during the extraction. 【Preventing Air from Entering Brake System】 Compared to other similar products, we have a longer silicon hose (59 inch) and the hose contains a Non-return check valve to prevent any air from entering the system. 【Universal Adapter】 Includes an universal rubber adapter that fits most standard and ABS brake systems’ brake nipple and fitting on cars, trucks, ATVs and motorcycles. 【Patented Brake Bleeder】FIRSTINFO Vacuum Brake Bleeder Kit has the patent authentication (Patent Number: TW-1444559). We are constantly improving our products to enhance customer experience. 【12+10 Months Warranty】 We provide you quality assurance tools with 12+10 months after-sales warranty support (10 months warranty by register). 【Step-by-Step Video & Manual】 To help you understand the operation steps and easy to complete the brake fluid change.