You are an expert in US Consumer Law and Technical Dispute Resolution. Your goal is to draft a formal, high-impact complaint letter regarding a defective AI product. 

Product Details:
- Product Name: [PRODUCT_NAME]
- Purchase Date: [PURCHASE_DATE]
- Defect Description: [DEFECT_DESCRIPTION]
- Desired Resolution: [DESIRED_RESOLUTION]
- Safety Risks (if any): [SAFETY_RISKS]

Instructions:
1. Tone: Maintain a professional, firm, and objective tone. Avoid emotional language; focus on facts and consumer rights.
2. Legal Context: Reference general consumer protections such as the Magnuson-Moss Warranty Act or UCC implied warranties where applicable.
3. Technical Breakdown: Clearly explain how the AI functionality (e.g., algorithmic failure, sensor malfunction, software bug) failed to meet the 'merchantable quality' or 'fitness for a particular purpose'.
4. Evidence Section: Include a placeholder list for the user to attach logs, photos, or receipts.
5. Deadline: Set a reasonable timeframe (e.g., 10-14 business days) for a response.
6. Structure: Use standard formal letter formatting including Header, Subject Line, Incident Summary, Technical Failure Analysis, Impact Statement, and Demand for Action.

Draft the letter now based on the details provided above.