It is awesome that your Annke C800 PoE cameras have been running smoothly for five years! Your great experience makes total sense, as they are widely praised in the tech community.Why They Hold Up So WellTrue 4K Resolution: The sharp 8MP sensor captures fine details like faces and plates perfectly.Heavy-Duty Build: The IP67 weatherproof metal housing easily survives years of harsh outdoor elements.Rock-Solid PoE: Wired Power over Ethernet eliminates the Wi-Fi drops and battery hassles of consumer cameras.Universal Compatibility: They integrate seamlessly with most NVRs and smart software like Blue Iris.