production details





| Type Number | P3.91 |
| Cabinet Size | 500*500MM |
| scan Type | 1/16 Scan |
| Brightness(CD/m) | ≥4500 CD/㎡ |
| LED Standard | SMD1921 |
| Protection Level | IP65 |
| Pixel Pitch(MM) | 3.96MM |
| Pixel Density(Dot/m) | 65536 Dot/㎡ |
| Viewing Angle | 140° |
| Working Temperature | -20~60°C |
| Life Span | 100000 Hours |
| Working Voltage | AC 110V/220V,±15% |



Company Profile




✅ 2-Year Full Warranty – Free replacement or repair for any defective displays, modules, or parts.
✅ Lifetime Maintenance – Only material costs apply after the warranty period.
✅ Free Technical Training – Includes hands-on operation & maintenance training at our factory.
✅ Comprehensive Documentation – Operation manuals, software, test reports, CAD drawings, and
expert guidance provided.
Your success is our priority—let’s build something brilliant together!
Dedicated After-Sales Protection
Our service commitment includes:
✓ On-site technical support (upon request)
✓ 24/7 remote troubleshooting
✓ Proactive maintenance guidance
✓ Timely software/firmware upgrades
✓ Reliable spare parts supply