Let me start by saying this HILYCEN Articulating Borescope has become my new favorite tool in the toolbox. The two-way articulating feature is a game-changer - I could literally twist and turn the camera head like it was my own finger exploring tight engine compartments. That 0.33-inch camera head? It slipped into places I didn't think were physically possible to inspect.

The 4.3-inch IPS screen delivers shockingly clear visuals - I could see every scratch and buildup in my car's engine with perfect clarity. And those 8 adjustable LED lights? They illuminated dark crevices so well that I discovered a leak in my shower plumbing that had been eluding me for months. The semi-rigid 5.5ft cable gave me just the right amount of control and reach.

Now for some real talk - while the video quality is generally excellent, the focus can be finicky in certain lighting conditions. And yes, the camera tip does get noticeably warm after extended use. But considering how much time and money it's saved me on inspections (no more disassembling entire engine sections!), these are minor trade-offs.

The included accessories make this a complete package - the magnet attachment helped retrieve a dropped bolt from deep within my transmission, and the 32GB memory card means I can document issues for later reference. Battery life lasts through multiple inspection sessions, though I wish it charged via USB-C instead of micro-USB.

Whether you're a professional mechanic or a DIY enthusiast, this borescope delivers professional-grade performance at a reasonable price point. After using it for automotive work, home inspections, and even checking my HVAC ducts, I can confidently say it's one of those tools you don't realize you need until you try it - then wonder how you ever worked without it.