Do not purchase or attempt if lacking relevant expertise. We specialize in drone repair parts and accessories, but please note: We do not offer repair services or technical support. Most components require professional installation/expertise. Non-technical users may encounter unexpected issues. Important Notes: Parts Condition: Majority are genuine salvaged components from used drones. Items vary in condition ? we perform basic functionality checks. Testing Limitations: Parts cannot be fully tested in isolation (require system integration). Compatibility/performance issues may arise during installation. Strong Recommendation: ** Install ONLY with guidance from a qualified technician. After-Sales Support: If you receive a defective part, contact us directly ? we'll resolve the issue promptly. Thank you for choosing us! May your beloved drones soar again soon.