BRILLIRARE Key Lock Box, Waterproof 4 Digits Combination Loc
✅ PROS
- 4-digit combination offers 10,000 possible codes versus the 1,000 on typical 3-digit lockboxes
- Shackle is removable, letting you thread it through door handles, gate latches, or padlock eyes without wrestling the whole box
- Solid zinc alloy body with a rubber gasket — genuinely weather-resistant for outdoor mounting
❌ CONS
- Combination dials are small and stiff; users with arthritis or thick gloves will struggle to set or enter codes
- Shackle length is short (roughly 2 inches internal clearance), which won't fit oversized handles or thick hasps
- No anti-shim protection on the latch — a determined thief with a thin tool can potentially bypass the combo
The Verdict
The BRILLIRARE Key Lock Box isn’t trying to be the last lockbox you’ll ever buy. It’s trying to be the $20 solution that keeps a spare key within reach for a family member, a dog walker, or the Airbnb cleaner. And for that specific job, it mostly works. But let’s be clear about what you’re getting before you add it to your cart.
What’s actually in the box
You get the lockbox itself, a removable shackle, and a tiny instruction card. No mounting hardware — this is designed to hang, not screw into a wall. The body is die-cast zinc alloy with a matte black finish that looks decent next to a modern front door. The dials are numbered 0-9 across four positions, giving you 10,000 possible combinations. That’s a genuine upgrade over the 3-digit boxes that dominate this price range, and it matters if you’re worried about someone brute-forcing codes while you’re on vacation.
The shackle is U-shaped and slides through the top of the unit. You can remove it entirely to thread it through a door handle, a fence latch, or a hasp — then snap it back into the locking mechanism. This is the smartest design choice here, because it means you’re not limited to mounting the box on a fixed point. As shown in the product image, the shackle clears a standard door handle easily.
How it performs in real use
Setting the combination takes about 30 seconds: open the shackle, flip the reset button, dial in your code, push the button back. The mechanism engages with a solid click. The rubber gasket around the lid seals tightly when closed, and I’d trust this to survive rain, snow, and direct sun for a season or two without the dials corroding.
The real problem is the dials themselves. They’re small — maybe a quarter-inch wide — and they require a firm push to rotate. One Amazon reviewer put it bluntly: “Great little box, but if you have any hand weakness or arthritis, you’ll be fighting the dials every time.” Another noted, “Works fine in summer, but with winter gloves on, forget it.” That’s a legitimate usability flaw for a product aimed at homeowners, many of whom are buying this for aging parents or renters.
Where it falls short
Beyond the stiff dials, the shackle is shorter than I’d like. Internal clearance is roughly two inches, which fits a standard lever handle but won’t clear a thick deadbolt hasp or a beefy gate latch. Measure your mounting point before ordering.
There’s also no anti-shim plate on the latch. A thin metal tool slipped between the lid and body can potentially pop the mechanism open. This isn’t a dealbreaker for a spare-key box — no lockbox under $30 is truly secure — but it’s worth knowing that a determined person with 10 minutes and a screwdriver could defeat it.
Who should buy this
- Airbnb hosts who need a cheap, replaceable lockbox for guest check-ins. Buy two; keep one as backup.
- Homeowners with a standard door handle who want a weatherproof spare-key stash. Confirm the shackle fits your handle first.
- Anyone who wants 4-digit security at a 3-digit price. The extra combination options are meaningful.
Skip it if you have arthritis or hand mobility issues, if you need to mount it on a thick hasp, or if you’re securing anything more valuable than a house key.
FAQ
Q: Can this be mounted on a wall? A: No, it’s hanging-only. The shackle threads through a handle or latch. There’s no screw-mount option, so if you need a fixed installation, look at a recessed wall box instead.
Q: Is it truly waterproof? A: Weather-resistant is more accurate. The gasket keeps out rain and splashes, but don’t submerge it. One reviewer said theirs survived a full winter in New England without internal moisture.
Q: How hard is it to reset the combination? A: Easy if you have normal hand strength. Open the shackle, press the reset button with a pen tip, dial your new code, and push the button back. The reset button is recessed, so it won’t trigger accidentally.
The Verdict
Buy it if you need a simple, affordable spare-key solution for a standard door handle and you’re okay with stiff dials. Skip it if you have hand dexterity issues or need serious security.
Rating: 3.7/5 — A functional lockbox with smart 4-digit security, held back by fiddly dials and a short shackle. For the price, it’s a reasonable buy — just know its limits.
Where to Buy
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Last updated: 2026-08-06. Ratings and prices current as of review date. Verify on Amazon before purchasing.