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🔐 Elevate your entry game with the smartest lock your door will ever meet.
The Aqara Smart Lock U100 is a cutting-edge biometric deadbolt designed for the modern smart home. Featuring Apple Home Key support, it allows effortless unlocking via iPhone or Apple Watch, even when devices are out of power. It supports up to 50 fingerprints, remote and one-time passwords, and mechanical key backup. Fully compatible with Aqara Zigbee 3.0 hubs and third-party ecosystems like Alexa and IFTTT, it enables seamless smart home automation. Built tough with an IP65-rated zinc alloy body and BHMA Level 3 security, it offers reliable protection in extreme weather. Powered by four AA batteries, it delivers up to 8 months of battery life with USB-C emergency charging. Auto-lock and silent modes add convenience and discretion, making it a top-tier choice for tech-savvy professionals seeking secure, versatile, and stylish home access.



































| ASIN | B0CLNN2FDG |
| Additional Features | App Control, Fingerprint, Keyless |
| Best Sellers Rank | #9,245 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #50 in Deadbolts |
| Brand | Aqara |
| Brand Name | Aqara |
| Color | Silver |
| Connectivity Protocol | Zigbee |
| Control Method | App, Remote |
| Controller Type | Amazon Alexa, Apple HomeKit |
| Customer Reviews | 4.1 out of 5 stars 2,542 Reviews |
| Included Components | AA Battery * 4, Installation Accessories, Mechanical Key * 2, Smart Lock U100 (Silver) * 1, User Manual |
| Item Dimensions | 5.27 x 3.46 x 2.91 inches |
| Item Type Name | Smart Door Lock |
| Item Weight | 1.77 kg |
| Item dimensions L x W x H | 5.27 x 3.46 x 2.91 inches |
| Lock Type | Biometric |
| Manufacturer | Lumi United Technology Co., Ltd |
| Material | Zinc |
| Material Type | Zinc |
| Model Name | SDL-D01 |
| Model Number | SDL-D01 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Style | Modern |
| Style Name | Modern |
| UPC | 192784001479 |
| Unit Count | 1 Count |
S**E
Great for iPhone Users, Good Features
I wanted a Smart Lock that would be easy to use, support Apple Home key, include fingerprint and a physical key option. The Aqara U100 has all of these features that I am looking for. I am replacing an existing deadbolt and was expecting a simple remove the old and then install the new, hoping the existing holes would work. I did end up having to get my drill out to enlarge the hole for the bolt, which took some effort and added 30 minutes to the installation. Luckily that was the only modification I had to make on my door. One thing that gave me a little trouble with the lock installation was making sure everything was level, I was off slightly in my first try and the fit was a bit off, with the bolt not functioning smoothly. It was easy to correct with the help of a level and hardware was installed. One thing to note is that I had some trouble pulling off the battery cover. Installation videos showed it easily pulling off but I had to use some plastic tools to pry it open. The Aqara app was easy to follow and adding the lock was straight forward. I did separately add an Aqara hub, as I will likely in the future, look to add the lock to Google Home. I first added the lock to the hub and then I added the hub to Apple Home. In Apple Home, both the hub and the lock appeared on my dashboard. I could control the lock from the Home app, but the Home Key feature did not work. I then added the lock directly to Apple Home, which enabled Home Key, but then it showed the lock twice on the Apple Home dashboard, which was confusing. I then deleted the first instance of the lock that was added by the hub so that I only had one instance. Tested and everything along with Home key worked. The Aqara U100 works really well. I can unlock by tapping my Apple Watch or iPhone. My wife and kids have Android phones, so they are accessing with fingerprint. I picked up an NFC card to try with the lock and it also works great, though defeats the purpose of being keyless but can be useful in certain situations such as visiting guests where a passcode is not optimal (elderly family members in my case). I am planning to set up Google Home later on, so that the lock can be opened via the Google Home app on Android. Too early to comment on battery life, but from reviews I've seen, I expect them last up to a year. The lock comes with batteries, but I did also get a 4 pack of lithium AA's to use with the lock, thinking that may provide a longer life between battery changes, but only time will tell. I really like this lock given the relative ease of installation and all of the options for unlocking. I would say that if you have an iPhone, this is worth a consideration. If you're an Android user, maybe not optimal, but still very usable. I picked up this lock during the recent Spring sale and feel this is was a very good purchase.
A**X
Very Fast and Reliable
I got the Aqara Smart Lock because it works with Apple HomeKit, and I love the idea of just holding my phone or Apple Watch to unlock my door. It's super cool and convenient since I always have my phone and Apple Watch with me. Setting it up took a bit longer than I thought it would, but it wasn’t hard—just a little time-consuming. Once I got it up and running, it worked great with Bluetooth. The Bluetooth connection can take a few seconds to connect when I’m close to the lock, so it’s not instant. But once it connects, I can see logs of who opened or closed the door and control the lock. You really need the Aqara hub if you want to check logs or control the lock away from home. I ended up getting the Aqara Smart Hub E1, which is the cheapest one I could find. It took a bit of work to connect it to my Wi-Fi since it only works on 2.4GHz. I had to temporarily disable the 5GHz band on my Eero router, but thankfully, the Eero app made that easy. It disabled the antenna for 30 minutes, which was more than enough time to finish the setup. Make sure you set it up in the Aqara app first before syncing it with HomeKit. I accidentally tried to set it up in HomeKit first, and that caused the Aqara app to not recognize it, so don’t make the same mistake I did! Once the hub was connected, the lock connected super quickly, much faster than with just Bluetooth. You do have the option of controlling the lock with just an Apple HomeKit hub like an Apple TV or iPad without using the Aqara hub at all, but having the Aqara hub is way better. It gives you faster connections and access to all the management tools while away from home, unlike HomeKit, which only lets you lock and unlock it remotely. So if you just care about unlocking and locking while away from home and already have an Apple TV as a hub, then you technically don’t need the Aqara hub as well. Overall, I really recommend the Aqara Smart Lock. It’s the fastest operating lock I’ve ever used, the fingerprint sensor is the most accurate I’ve seen, and it’s been extremely reliable. It has so many ways of opening it that my family finds it very convenient. I love this lock, and I hope it continues to work well for many years.
G**G
Upgrade from Ultraloq U-Bolt Pro
The first fingerprint lock I bought was the Ultraloq U-Bolt Pro and I loved it. The front door of the house I lived in at the time didn't get direct sun. The lock worked great, no lost keys, no one ever locked out. It really was super-convenient for us. At the new house, the door it was installed on gets a couple of hours of afternoon sun. It was probably somewhere around 1-1/2 years on the old house and less than 6 months on the new house when the surface of fingerprint reader started to flake off. The lock still worked by entering codes so we continued to use it for a while. Eventually, I bit the bullet and ordered a new Ultraloq but could not get it to work. I went through three new locks, who knows how many emails with customer support, and at least two support calls before I gave up and ordered this one instead. Here's how I think they compare. As for how they look, I think I prefer the Ultraloq but this is personal preference. To be clear, I don't dislike how the Aquara looks and now that its been installed a while, I never think about it. Fingerprint reader speed, as far as I can tell, is about the same for both, and both are fast. Faster than you could open a lock with a key. Fingerprint reading accuracy is a tough call but about the same. If I rate the Ultraloq at 100, I would rate the Aqara a 99. Functionality out of the box goes to the Ultraloq but only because I bought the Pro model. It connects to your Wi-Fi and you can control it from anywhere through its app. With the Aqara app, you can only control the lock when you are connected to it by Bluetooth. If you want away from home control, you'll need to buy a bridge, which I did. The bridge, apparently, has more functionality than just controlling the lock but the lock is the only Aqara product I have so I don't get anything extra out of it. Now, its rare that I need to control the lock away from home but when you need to... Both take 4xAA batteries and while I didn't write down how long they lasted (or used the same brand in both all the time) I think the Aqara last a little longer. Both last long enough that I never thought, jeez I'm changing the batteries again. Both locks give you plenty of notice that the batteries are getting low. Durability remains to be seen. The Aqara has been installed since Jan-2025, about 14 months as of this review. I discussed the problems I had with the Ultraloq above. In the end, I installed the Aqara and it worked like its supposed to. The first Ultraloq I bought was that way, its replacement was not and I gave it enough chances. I'm not looking for more problems in my life. Where I am, if the Aqara locks fails now, I'll complain that it didn't last longer (that would also be true five years from now) but I'll probably buy another one. I'm happy enough with it that I don't have a reason to try something else.
A**W
Impressive Features, Questionable Quality
I purchased two of these, one for my front door and another for my garage door. The first one I installed was extremely easy and functioned without any issues. The second one on the other hand was an absolute nightmare and doesn’t work. First off with the pros: I was in the market for a smart lock that supports Apple HomeKey, and Aqara beats out the competition with having the most functionality AND being the most affordable. At the time of this writing, there are no other locks on the market that supports HomeKey, physical keys, NFC cards, and a keypad. On my first Aqara lock, everything works amazingly good and is very responsive. My second Aqara lock is another story I’ll discuss in the cons. Now with the cons: I wish it came in a silver/nickel option as most hardware would match it. The gray is a nice color, but it is hard to match as most door handles are usually silver or black. Moving on to my bad experience… The second Aqara lock I installed was a headache. One of the screws that came with the striker plate was completely defective. None of my different sized screwdrivers would seat properly inside the screw because the hole was so shallow. I initially had some traction screwing it in, but halfway through it required more torque which made it impossible to screw all the way in. I was left with a screw halfway in that I couldn’t even remove. I needed to go to the hardware store to buy a tool to get it out. This wouldn’t be a big deal, but I couldn’t leave my house as my front door won’t close and I was alone at the time! Absolute nightmare. Moral of the story, check your screws, before it screws you. Even after getting it successfully installed, that wasn’t the worst of my problems. The lock itself was constantly malfunctioning. It would go into this endless locking loop making the lock unusable (as shown in my video). After endless troubleshooting and reinstalling, I’m deeming this as a defective item. I want to give Aqara the benefit of the doubt, but it does leave me with the impression that there is some hit or miss build quality issues. If you do receive a working unit, it is an amazing product, which is why I’ll be requesting a replacement rather than returning it altogether. My only fear is how well this lock will hold up considering my experience so far. Only time will tell… Update 1: I got a replacement, and I am no longer experiencing issues as I did with my first unit. Initially I thought it may be an issue with my door set up, but that was definitely not the case. However, I am dropping my rating from 3 stars to 2 stars. I am now getting annoying malfunctions with the other lock that was considered fine in my initial review. The lock is beeping at random hours of the day and it’s driving me insane. It’s the same beep that happens as if I’m touching and waking the lock, but I’m obviously not. I also had one occurrence where the keypad glitched out and I was unable to lock my door from the outside. I was forced to use my other door to leave my house. The issue hasn’t happened again, but this experience does not sit well with me. I am getting the impression you really do get what you pay for. You may be better off spending more money for a more reliable lock. Update 2: Further dropping my rating from 2 to 1 stars. After only 3 weeks of use, I already got a low battery alert. This product is absolute trash and all of it is going back. Don’t bother with this cheap and poorly built lock.
J**H
Good enough, not perfect.
Good, not perfect. App is kind of buggy some times, but it looks goods and is reliable. This is my second one. HomeKit comparability and digital key is great. Just tap your watch or phone to unlock easily, temporarily share access to people. Very convenient.
H**D
So far, I'm delighted...
I standardized on HomeKit for my smart devices about 6 years ago. When I first shopped for a smart door lock, I settled on August, eventually installing 3 of their smart locks. I liked their lock design, and it was easy to install, but battery life was a problem from day 1 with all 3 locks. I tried everything from the best Alkaline batteries to rechargeable 3400 mAH Li-Ion that were over $30 a set, and the best battery life I could get was about a month. It was also difficult to get an indication of remaining battery life, until they would suddenly just stop working. We don't use the locks that much, so I was very disappointed in that aspect of performance. We occasionally did have connectivity issues as well. I decided to try the Aqara U100 smart lock because it made claims of long battery life. I was also impressed with the many ways you can provide access to family and others needing it. The price was definitely attractive as well. I received the U100 smart lock in early August, 2023. Installation was as easy as installing the August locks; I was up and running with the new lock in about 30 minutes. It connected to HomeKit straight away, and has operated flawlessly to date. One other thing that I have noticed is how easily and freely the Aqara lock mechanism engages. My wife commented on this as well. This can only help battery life bt putting less resistance on the lock mechanism. The only thing I'm not sure of at this point is what my normal battery life will be. I did not use the vendor-supplied batteries at install, choosing instead to use Amazon Basics AA Alkalines as that is what I have been using most recently on my August locks - I felt this was the only way to make a fair comparison. After 2 weeks of operation, the U100 claims my battery life is still at 100%. I'm hoping that is a good sign. So far, I'm very happy with the Aqara smart door lock.
S**L
Intuitive Smart Lock
This lock has been great and was easy to set up. The fingerprint reader has worked seamlessly for ~2 years. Note - the lock doesn’t connect to WiFi automatically. We set it up connected to WiFi via the Aqara Smart Hub M2.
S**H
Great device but needs to be able to be re-keyed
I replaced an August Wi-Fi smart lock. As much as I wanted to love the August, it does not play well with Apple HomeKit. It will constantly drop off the network, it never worked unless you were within Bluetooth range. But that's another review for another time. This is very easy to install, appears to be very high-quality, and is rock solid stable. Never drops off my network, always available in HomeKit, and always responds to commands. It was super easy to set up; sensor for open/close has been highly accurate and didn't require nearly as much fine-tuning as my old Smart lock. It requires five AA batteries. Still cheaper than a pair of CR123s, which my prior lock ate like candy. Hopefully the battery life will be better. Now for the not so good:, it should be easier to have this re-keyed. I rather liked having all of the deadbolts in my home accessible via single key. not so with this one: this thing uses a non-Kwikset lock tumbler. The native app is absolute trash. The instructions read like they were run through Google translate a few times. Which was surprising. However, once you get it, set up at HomeKit, you can forget about the native app. I would likely replace the other locks with this one. I really dig it.
ع**ي
رائع
جهاز ممتاز جدا ويعمل مع أبل هوم كيت بشكل ممتاز جدا. أكثر ما أعجبني به هو دعمه لنظام nfc من أبل حيث أضع هاتفي الآيفون على الجهاز ويفتح بشكل مباشر دون الحاجة إلى فتح قفل الآيفون بعد تفعيل ميزة الوصول السريع.
S**R
Loving it
I did lots of research and finally found Aqara as the best option for me. Easy to install, very high quality build and well integrated with home assistant.
U**Y
Don’t Buy - Don’t waste your money and time and harm your door
I bought this product a few months ago. At first, it worked perfectly fine, and I installed it on my main door. However, after a short while, it started showing errors and stopped functioning properly. The door wouldn’t open or close as it should, and I ended up being locked out several times. Unfortunately, I received no real help or support — only generic replies telling me to update the software online. The customer service is nonexistent. You’ll just be creating problems for yourself if you buy this product. Don’t waste your money — you’ll regret it. My advice is to choose a product that actually provides reliable customer support.
C**.
Muy bueno
Excelente calidad, muy fácil de instalar. Desafortunadamente requiere el hub de la marca y no es compatible con hubs que ya tengo pero eso se arregla.
K**.
Cutting-Edge Security Integration - Aqara Smart Lock U100 Review
Title: Cutting-Edge Security Integration - Aqara Smart Lock U100 Review I recently integrated the Aqara Smart Lock U100 into my smart home setup, and it has surpassed my expectations in terms of security, functionality, and seamless tech integration. Design and Build: The sleek, modern design of the Aqara U100 complements any door, and its robust construction instills confidence in its durability. The IP65 weatherproof rating ensures reliable performance in various conditions, making it suitable for both indoor and outdoor use. Fingerprint Recognition Technology: The standout feature is the fingerprint keyless entry system. Setup was a breeze, and the accuracy and speed of the fingerprint recognition are impressive. It provides a convenient and secure way to access my home without the need for keys or codes. Touchscreen Keypad and User Interface: The responsive touchscreen keypad is user-friendly, allowing for easy code entry and configuration. The intuitive interface guides users through setup and customization, making it accessible for both tech enthusiasts and those new to smart home devices. Smart Home Integration: The Aqara U100 seamlessly integrates with popular smart home ecosystems, including Apple HomeKit, Alexa, Google Assistant, and IFTTT. This broad compatibility ensures that the smart lock effortlessly fits into existing setups, providing a cohesive and interconnected home automation experience. Bluetooth Connectivity: Bluetooth connectivity enhances the overall user experience by enabling convenient remote access and monitoring via the Aqara Home app. The responsiveness of the lock to commands ensures a reliable connection between the app and the smart lock. Security Features: The Aqara U100 prioritizes security with advanced encryption protocols, ensuring the protection of user data and preventing unauthorized access. The electronic deadbolt mechanism adds an extra layer of security, and the lock status is conveniently monitored through the app. Conclusion: In conclusion, the Aqara Smart Lock U100 is a technologically advanced and highly secure keyless entry solution. Its integration with leading smart home platforms, robust build quality, and innovative features make it a standout choice for those seeking a reliable and sophisticated smart lock. Whether you're a tech enthusiast or simply value the convenience of a keyless entry system, the Aqara U100 is a worthwhile investment in modern home security.
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