Features 1. Deactivates/activates SBC (Sensotronic Brake Control); 2. Changes brake fluid/bleeds brake system; 3. Inspects brake system for air; 4. Opens/closes the brake pads; 5. Basic setting of rear brake calipers after changing brake discs & pads; 6. Retrieves ECU information; 7. Reads and clears EPB/SBC trouble codes; 8. Trouble code defintions are displayed on unit screen;  9. Up to 5 keypads for easy operation; 10. Detachable and replaceable 16-pin OBD2 cable;  11. Large LCD display (128 x 64, backlight) with adjustable contrast; 12. Multilingual (optional); 13. Free upgarde on internet via a serial cable; 14. One year warranty.                        Vehicles Coverage： The Electronic Parking Brake(EPB) Service Tool is specially designed to work with Audi A6/A8 (2004-on), Passat (2005-on), Mercedes E211/E219 (up to 2006), and Mercedes S221 (up to 2007).   Specifications: Display: Backlight, 128 x 64 pixel display with contrast adjustment. Operating Temperature: 0 to 50C (32 to 122 F). Storage Temperature: -20 to 70C (-4 to 158 F). Power: 8 to 16 Volts provided via vehicle battery.(We wont provide the cell battery in the product.) Dimensions:  Length                   Width           Height  209 mm (8.22")       107 mm (3.74")    37 mm (1.38")  NW: 0.73kg (1.611b), GW: 0.98kg(2.161b)  Accessories Included: 1. User's Manual (instructions on tool operations) 2. CD (includes user's manual, softwares, etc.) 3. OBD2 Cable (works between EPB service tool and vehicle)  4. Serial Cable (used to update the EPB service tool) 5. Carry Case (a nylon case to store the whole set of EPB service tool)            We aim to achieve positive feedback and a 5 star rating in all areas. Please let us know BEFORE you leave feedback if you have a problem so we can rectify it to ensure YOU are 100% happy and WE accomplish an excellent score. The DSR (Detailed Seller Rating) is a system based on stars for you to rate your shopping experience in the following areas: 　 Communication Item as Described Dispatch Time Shipping and Handling Fees 　 Please submit your DSR rating on the Leave Feedback page when you leave your normal feedback.           We always leave positive feedback for our valued customers and hope that if you’re happy with your purchase and our service, you will do the same for us. 1.PayPal only(accept credit card to pay by credit card via paypal). 2.usually items will be shipped the same day as payment received. 3.Worldwide Express Mail or standard air mail shipping, please allow about 5-25 days for shipping time. 4.We do offer combined shipping.                                                     Refunds: The full purchase price less the Shipping & Handling will be refunded upon return of the item. if shipping was free, The refund will be the full purchase price less the shipping cost. the item must be returned undamaged in the original packaging.           Faulty items: If your item arrives faulty, we will exchange it for a replacement. if you prefer a refund. the full purchase price less the Shipping & Handling will be refunded upon its return. if shipping was free, the refund will be the full purchase price less the shipping cost.           We make every attempt to answer your technical questions. we provide full documentation & troubleshooting for most of our items. we also can refer you to a seller who will sell the same or similar products with tech support.