1. Motherboard flex cable for Xiaomi Redmi K40 Pro/Redmi K40 M2012K11AC M2012K11C. 2. Replace your broken or unusable item with a new one. 3. Each item has been checked and in good condition before shipping. 4. Completely fit and work. 5. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts.