First off, let me say this: the vibrant yellow color of this lock is no joke. It screams 'STAY AWAY' to thieves before they even approach your car. I tested it on my Honda Civic, and installation took under 10 seconds – just hook it over the steering wheel, adjust the telescopic bar, and click the lock. The satisfying 'clunk' sound confirms it's securely in place.

The heavy-duty steel construction feels reassuringly solid when you handle it. During a week of use (including rainy days), there was zero rust or stiffness in the locking mechanism. The included microfiber towel was a nice surprise – perfect for wiping down the lock when condensation forms overnight.

Where it shines: psychological deterrence. Parked at a sketchy downtown lot? This neon-yellow beast makes your car look like Fort Knox compared to others. One night I actually saw someone walk past my locked car... then target an unlocked vehicle three spots down. Coincidence? Maybe not.

Watch out for fit issues though: My friend's Ford F-150 required some awkward angling to install properly. While it technically locked, the horn cover did interfere slightly as mentioned in some reviews. Works flawlessly on sedans and compact SUVs though.

The three-key system saved me when I absentmindedly left one set at home. Pro tip: keep one key on your main ring, stash another at home, and maybe give a spare to someone trustworthy.

Not perfect: The key does require firm jiggling sometimes – wish the mechanism was smoother. And while no lock is 100% thief-proof, this makes stealing your car require significantly more time/effort/tools than neighboring vehicles.

Final verdict: For under $50? Absolute no-brainer if you park in risky areas occasionally. Even if it just makes thieves choose someone else's car (which multiple reviews suggest it does), that's money well spent.