Check the listing for details. MACBOOK AIR 13" A2179 2020 820-01958-A 820-01958-04 LOGIC MOTHERBOARD REPAIR. Listed at 109.95 USD. THE BOTTOM LINE OF WHAT YOU NEED TO KNOW...1. NOT EVERY UNIT CAN BE REPAIRED BUT MOST ARE. THAT IS THE NATURE OF ELECTRONICS. 2. A VERY SMALL PERCENTAGE OF UNITS MAY FAIL AFTER REPAIRS. THAT IS WHY WE HAVE A WARRANTY. 3. IF WE CANNOT FIX YOUR UNIT INITIALLY YOU WILL BE REFUNDED MINUS ACTUAL RETURN SHIPPING CHARGES. 4. PLEASE READ & UNDERSTAND THE BUYERS AGREEMENT BELOW. THERE ARE NO GUARANTEES WE CAN FIX YOUR UNIT. WE OFFER THESE SERVICES AS AN OPPORTUNITY FOR YOU TO SAVE MONEY ON EXPENSIVE ALTERNATIVES LIKE REPLACEMENT. YOU HAVE MANY CHOICES. BEFORE YOU CHOOSE ANOTHER SERVICE ASK YOURSELF THIS QUESTION: DO THEY HAVE THE ABILITY TO INSTALL NEW BGA VIDEO CHIPS IF YOUR'S IS BAD? WE DO! WE HAVE THE MAJOR MODELS ON HAND & THE EQUIPMENT & SKILLS TO INSTALL NEW CHIPS BEFORE YOU BUY PLEASE SEE OUR PROMISE ->CLICK HERE