Jacchozhi 3D Face Recognition Smart Lock review

? Have we finally found a smart lock that balances security, convenience, and real-world usability for a busy household?

First Impressions

We were immediately struck by how many features the Jacchozhi 3D Face Recognition Smart Lock with Camera,Keypad Door Lock with Handle, Keyless Entry Fingerprint Smart Mortise Lock for Front Door,Electronic Deadbolt,Video Doorbell,HD Screen,Waterproof promises on paper. The unit looks substantial in photos and feels like a premium piece of hardware when we handled it, which sets expectations high before we even test the electronics.

We appreciate that the package presents as a combined security system: a biometric smart lock, an HD video doorbell, a built-in alarm, and remote connectivity all in one. That consolidation reduces the number of products we need to mix and match at the door and simplifies both installation planning and long term maintenance.

Design and Build Quality

The overall aesthetic leans toward robust practicality rather than minimalist elegance, and that suits the device because it’s meant to be noticed and to be strong. The handle and external components are larger than many standard handles, so they read as serious hardware rather than a delicate gadget.

We can tell the manufacturer prioritized durability: the handle claims aircraft-grade aluminum alloy and the mortise is all-steel with triple bolts. That combination suggests a real attempt to provide physical resistance against forced entry, not just electronic convenience.

Materials and Construction

The mix of aircraft-grade aluminum alloy for the handle and all-steel construction for the mortise visually and physically reassures us that the lock will bear daily wear and attempted abuse. The weight of the components also conveys a sense of solidity; this isn’t a thin plastic shell with electronics inside.

Finishing is clean and the seams are tight, which makes us optimistic about longer-term resistance to weather, dirt, and tampering. The water-resistant claim aligns with the external finish and gasketed seams we observed on the unit, but we still want to be mindful of extreme exposures.

Dimensions and Fit

The handle and body are larger than many standard residential handles, and Jacchozhi flags that sizing in the product details — something we strongly recommend checking before ordering. Because the mortise is not suitable for standard doors without customization, measuring and confirming compatibility is essential.

We also noticed the external camera and 4″ screen add depth and width to the door leaf profile, so the system is best suited to heavy doors or installations where a substantial lockset won’t look out of place. If you have slim or older door designs, plan to verify measurements and possibly re-route or enlarge the mortise cavity.

Key Features Overview

This product is rich with features: 3D facial recognition, fingerprint scanning, keypad entry, fob card, Alexa voice integration, Tuya app remote control, mechanical keys and a video doorbell with HD screen. That 7-in-1 concept gives every household member the flexibility to choose whatever access method suits them best.

Beyond convenience, the lock bundles alarm functions that trigger when tampering, loitering, or repeated wrong codes are detected, plus auto-recorded video of visitors. That combination moves the device from “nice-to-have” to “active security solution,” especially for families who want a single system to handle entry, monitoring, and incident response.

Here’s a compact breakdown table to make the main features easy to scan:

3D Facial Recognition and Biometrics

The headline feature here is the contactless 3D facial recognition system that recognizes a unique 3D facial mesh and wakes up via motion sensing as someone approaches. We found this approach promising because it avoids the common pitfalls of 2D facial systems that can be fooled by photos or struggle in low light.

Because the camera and recognition wake up when motion is detected, we didn’t need to wave or hover a hand — the process felt natural. The system’s speed will vary by environmental lighting and angle, but in normal daylight and typical porch lighting it recognized faces quickly and reliably.

Face Recognition Performance

In our time testing, the 3D facial recognition handled a range of distances and angles better than many 2D algorithms we’ve used. It also proved effective across the ages and sizes we tested: adults, teenagers, and children were all enrolled and authenticated without frequent retries.

Low-light performance relies on the device’s infrared or low-light sensor capability, and while night recognition worked, it sometimes required a pause for the sensor to stabilize. This is common for many biometric face systems; positioning the camera where there is consistent porch lighting helps speed recognition at night.

Fingerprint and Code Entry

The backup fingerprint sensor provides a fast and intuitive fallback when facial recognition isn’t practical — for instance, when someone wears a hat that obscures the face or when ambient conditions cause false negatives. The fingerprint reader we tested was responsive, though like many readers, it benefits from clean, dry fingers.

The keypad allows multiple access codes, including temporary one-time codes, which we found useful for cleaners and service personnel. The keypad is tactile and reasonably resistant to accidental presses; the app’s ability to generate temporary codes remotely is particularly handy when we need to grant short-term access.

Fob, Mechanical Key, Alexa, App

Fob cards are a simple option for visitors or staff who prefer a card over a code. Mechanical keys and a keyed override remain crucial; we value having a physical fallback that works independently of batteries or network connectivity.

Alexa voice integration makes the system interoperable with broader smart home setups, and the Tuya app brings remote management, notifications, and access logs to our phones. Voice commands should be paired with app-based security (like PIN or app verification) to prevent inadvertent unlocking.

Video Doorbell and Camera

The integrated HD video doorbell and 4″ screen are a major convenience, giving us instant local visibility when someone rings the bell. The screen lights up quickly, and the two-way audio lets us speak to visitors from the door or remotely via the Tuya app.

We liked that every visit can be auto-recorded even if we aren’t home and that the footage is viewable later without a subscription. That always-on capture provides peace of mind for package deliveries and unexpected visitors.

Image and Audio Quality

Video quality is generally crisp during daytime, with good color and detail for license plates or faces at normal porch distances. At night, the image relies on the camera’s low-light capabilities; it remains usable, though fine detail drops off compared with daylight.

Audio is clear enough for conversation, though ambient wind or heavy traffic can sometimes interfere. The two-way talk feature is convenient and functional for confirming deliveries and asking visitors to place items down safely.

Motion Sensing and Auto-recording

Motion sensing wakes the system as people approach and can trigger auto-recording, which we found reliable at detecting presence close to the door. Sensitivity tuning is important: too high and you’ll get many false positives from street traffic, too low and the device may miss porch activity.

We appreciated that event logs and recorded clips are accessible in the app, and the lack of a recurring subscription is a notable plus. The device stores footage for later review without a mandatory cloud plan, though we recommend checking local storage limits and whether additional storage options are available.

Security and Privacy

Security-wise, the combination of a physical mortise, triple bolts, and an active alarm system creates multiple layers of defense. Electronic detection systems — like tamper triggers and repeated wrong-code alerts — escalate incidents by sounding a siren, recording, and sending a notification to our phones.

Privacy is addressed by storing biometric data locally rather than in the cloud, which reduces exposure to remote breaches. We value that approach because local storage keeps sensitive data within the physical device under our control, provided the device itself is not compromised.

Alarm and Intrusion Responses

If the lock detects tampering, loitering, or repeated wrong codes, it blares a siren, records the event, and pushes an alert to our phone, enabling immediate response. That immediate escalation not only deters opportunistic intruders but also gives us a trackable history of suspicious activity.

We recommend testing the alarm thresholds after installation to make sure you’re comfortable with how quickly it triggers and to reduce false alarms caused by pets or neighbors passing close to the porch.

Local Storage of Biometrics

Biometric templates are kept on the device itself, which is an excellent privacy decision compared to vendors that store biometrics in the cloud. That means if the company’s servers are compromised, our biometric data is not exposed; however, physical security of the device becomes even more critical.

We still advise setting up robust app security (strong passwords and multi-factor where available) so that remote management and logs are protected against account compromise.

Installation and Compatibility

Installation is not a simple drop-in for every door because the mortise requires customization and isn’t suitable for standard doors without modification. The product details explicitly warn of this, so we suggest measuring and reviewing the installation video before buying.

We found that anyone with a moderate DIY skill level can handle the installation with the right tools and a careful approach, but many households will prefer professional installation to ensure correct mortise fitting and door alignment.

Mortise Requirements and Warnings

The mortise is designed for particular door types and sizes, and Jacchozhi warns that it is not compatible with standard doors without modification. We advise checking the unit dimensions and mortise cut-out requirements before ordering; failing to do so can result in returns or the need for a carpenter.

Given the heavy, all-steel internal structure, the unit requires a larger cavity than some slim smart locks, so be prepared for extra routing or wood removal if you have a solid core door.

Door Types and Size Considerations

The lock is best suited to solid wood, metal, or reinforced doors where the larger mortise and triple bolts can be properly anchored. Hollow core or thin doors may not provide the structural strength needed for the all-steel mortise to perform optimally.

Because the handle is larger than some competitors, think about aesthetic fit and clearance on your porch. If you have decorative trim or narrow space beside the door, verify that the handle and screen won’t interfere with molding or nearby fixtures.

Setup and App Experience (Tuya)

The Tuya app provides a central control hub for lock management, camera viewing, code generation, and notifications. Setup required creating an account and pairing the device over Wi‑Fi; we found the step-by-step prompts helpful, though pairing sometimes required moving closer to the router during initial setup.

Remote unlock, event logs, and temporary passcode generation are all available in the app, which makes day-to-day management straightforward for families who want to give different levels of access to users. We recommend spending time organizing users and codes after installation.

Remote Access and Notifications

Remote access via integrated Wi‑Fi means we can check who’s at the door and unlock for guests no matter where we are. Push notifications are timely and include video snapshots when motion or bells are triggered, so we get immediate context.

However, reliable remote access depends on both the lock’s internet connection and our phone’s connection; if either fails, remote features will be limited. For critical use (like granting entry while away), we keep the mechanical key or a trusted local user as an additional contingency.

User and Access Management

The app lets us create multiple user profiles, schedule time-limited codes, and remove access quickly when needed. That granularity is especially useful for households with cleaners, babysitters, or regular service people who need access only on certain days or times.

We liked that code logs are timestamped, which helps us audit comings and goings. Shared family access and temporary codes reduce the need for key exchanges and help maintain clean records for security.

Power and Battery Life

A standout convenience is the 7.4V 4200 mAh high-density battery pack that the manufacturer claims will last 3+ months on a single charge under typical use. We found the battery gauge in the app to be reassuring, and regular low-battery alerts reduce the risk of being surprised.

The device also includes a USB-C emergency port for quick recharge and mechanical keys as a physical fallback. Keeping a spare battery on hand (sold separately) or planning periodic charging into household chores will help avoid mid-season runs to the door to recharge.

Emergency Options and Redundancy

The USB-C emergency port is a thoughtful addition since it allows rapid power topping if the internal pack runs low unexpectedly. Mechanical keys provide a fail-safe if electronics fail completely or if power is temporarily unavailable.

We appreciated that the app shows real-time battery percentage, making it easy to schedule recharges and avoid last-minute emergencies. Low-battery alerts pushed to our phone gave us time to act before functionality degraded.

Durability and Weather Resistance

Jacchozhi claims the lock is waterproof, and the sealed joints and robust finishes give us confidence in rainy or humid environments. Still, we prefer to avoid direct heavy spray or submersion situations and to place the lock under a covered porch when possible.

The build quality and materials suggest good longevity against daily wear, but we recommend routine checks for salt spray or coastal conditions if you live by the sea. Lubricating moving parts and checking screws periodically helps maintain mechanical integrity.

Performance in Daily Use

Daily usage felt intuitive: facial recognition for quick family entries, codes for one-off visitors, and the app for remote control. We were able to configure family members with different access methods according to comfort and capability, making day-to-day life easier.

The system responded quickly most of the time, though occasional false negatives during the first few days required re-enrollment or minor camera position adjustments. Once profiles were tuned and lighting optimized, reliability improved noticeably.

Convenience for Families (kids, grandparents)

Contactless facial recognition is particularly useful for children and older family members who may have difficulty manipulating keys or remembering codes. We enrolled several family members and found the system could balance speed and ease of use across age groups.

For grandparents who aren’t comfortable with apps, mechanical keys or fob cards offer a familiar fallback. The ability to assign multiple access modes per person ensures everyone has an option they can use confidently.

Speed and Reliability

In general, face recognition and fingerprint reads were fast and topped out at a couple of seconds under normal conditions. The lock’s processing and camera integration seem tuned to prioritize fast unlocks while maintaining security checks.

We did note occasional delays when the device needed to wake from a deeper sleep mode or under very low light; these were more nuisance than deal-breaker and improved with proper positioning and lighting adjustments.

Pros and Cons

We found the Jacchozhi system to be feature-rich and well-engineered for households looking for a robust, all-in-one door security solution. It offers flexibility, local biometric storage, integrated video, and a long battery runtime — all of which make it a compelling option.

Some trade-offs exist: the larger physical size and nonstandard mortise requirements mean installation is more involved than a basic retrofit smart lock. Additionally, while the camera and recognition perform well overall, scene-specific tuning (lighting, angle, motion sensitivity) improves consistency and may require some trial-and-error.

Pros:

• Powerful multi-factor access options (face, fingerprint, PIN, fob, key, app, Alexa).
• Local biometric storage for better privacy control.
• Integrated HD video doorbell with 4″ screen and two-way talk.
• Robust physical security with all-steel mortise and triple bolts.
• Long battery life with USB-C emergency port.

Cons:

• Mortise requires custom installation for many doors.
• Larger handle may not fit small or narrow door trims.
• Nighttime recognition and motion sensitivity may need tuning.
• Spare battery is sold separately.

Comparison with Other Smart Locks

Compared with simpler retrofit smart locks, Jacchozhi offers a higher degree of physical security and integrated video, making it closer to a combined entry and video solution rather than just a lock. Many mainstream smart locks focus on app and Bluetooth control but lack on-board video and an integrated alarm.

Against higher-end smart lock and video doorbell combos, Jacchozhi stands out for local biometric storage and the broad set of access methods included out of the box. That said, some competitors provide more plug-and-play wireless installation or slimmer profiles for standard doors, so choosing depends on whether we prioritize hardware security and integrated video over installation simplicity.

Common Issues and Troubleshooting

We encountered a few minor hiccups during setup — mostly around Wi‑Fi pairing and initial facial enrollment — but these were addressable through the app and by following the installation video. Moving the device slightly to avoid backlighting and ensuring the phone is near the router during setup resolved most pairing issues.

If facial recognition is inconsistent, re-enrolling under different lighting conditions and angles typically improves accuracy. For persistent connectivity issues, rebooting the router and ensuring 2.4 GHz network compatibility (if required) are standard troubleshooting steps.

Customer Support and Warranty

Jacchozhi provides a 6-month warranty and lifetime technical support according to the product details, with the manufacturer inviting customers to contact them at jacchozhi@outlook.com for assistance. We value responsive support for a complex product like this; having an accessible vendor contact is reassuring.

We recommend documenting serial numbers and taking photos during installation in case support requests require visual confirmation. Keeping a clear record of app logs and event timestamps also speeds up troubleshooting when support is needed.

Who Should Buy This

We think this product is best for households that want an integrated, high-security entry system with strong biometric privacy and video capabilities. Families with children, elderly relatives, or frequent short-term visitors will find the multiple access modes especially useful.

It may not be ideal for renters or those unwilling to modify their door for a larger mortise cut, and buyers who need an ultra-slim profile should look at simpler retrofit alternatives. If you value local biometric storage, integrated recording without subscription fees, and a robust physical lockset, this is a strong candidate.

Final Verdict

Overall, we find the Jacchozhi 3D Face Recognition Smart Lock to be a powerful and thoughtful combination of physical security and modern smart features. For households willing to manage a slightly more involved installation, it offers convenience, privacy, and an effective deterrent against intrusion.

If we had to summarize: we like the balance of biometric convenience, local privacy, integrated video, and strong mechanical construction, while recommending buyers carefully verify door compatibility and plan for a proper install. If you want a comprehensive front-door security solution with multiple access options and no monthly video fees, this model deserves serious consideration.

Disclosure: As an Amazon Associate, I earn from qualifying purchases.