HIENCETEC 77A-SILVER Fingerprint Door Lock Keyless Smart Biometric Knob Keypad

( Brand: Hiencetec ), ( Manufacturer Part Number: 77A-SILVER ), ( Type: Door Lock ), ( Style: Contemporary ), ( Finish: Brushed ), ( Features: Adjustable Backset, Easy To Install, Electronic, Keyle. ), ( Material: Stainless Steel ), ( Unit Type: Unit ), ( Item Weight: 0.5 Kg ), ( Door Handing: Left And Right-hand/inswing ), ( Suitable For: Closet Door ), ( Items Included: Hardware, Instructions, Key ), ( Fixings Supplied: Yes ), ( Manufacturer Warranty: 1 Year ), ( Throw Length: 1 In ), ( Item Height: 9 In ), ( Item Width: 2 In ), ( Cross Bore Diameter: 2 Cm ), ( Mounting: Universal ), ( Country Of Origin: China ), ( Ansi Grade: Ansi Grade 3 ), ( California Prop 65 Warning: This Product Can Expose You To Chemicals Known To The State Of. )

Review HIENCETEC Fingerprint Door Lock Keyless Entry Smart Biometric Knob Keypad

The **Hiencetec 77A-Silver Fingerprint Door Lock** is a cutting-edge, keyless smart biometric knob that redefines modern security and convenience for residential and commercial entryways. Engineered with precision and built to last, this sleek, silver-finished lock combines advanced fingerprint recognition technology with a user-friendly keypad interface, offering seamless access control without the need for traditional keys. Its compact yet robust design integrates effortlessly into any door frame, providing a streamlined aesthetic that complements both contemporary and classic interior styles. The lock features a high-capacity fingerprint sensor capable of storing up to 100 unique fingerprints, allowing multiple users such as family members, guests, or service providers to gain secure access with just a touch. Beyond biometric authentication, the keypad offers additional security layers, including PIN code entry, ensuring flexibility for scenarios where fingerprint recognition may be unavailable or inconvenient. The 77A-Silver operates on a robust encryption system, safeguarding against unauthorized access attempts and ensuring data integrity for all stored biometric and numeric credentials. Its durable construction, featuring high-grade materials and corrosion-resistant components, guarantees long-term reliability even in varying environmental conditions. Installation is straightforward, with a minimalist design that requires no complex wiring, making it an ideal upgrade for both new builds and retrofits. The lock s intuitive interface includes a backlit display for easy navigation, while its silent operation and smooth mechanical action enhance the overall user experience without compromising security. Whether used in a home, office, or rental property, the Hiencetec 77A-Silver Fingerprint Door Lock delivers a perfect blend of innovation, security, and elegance, setting a new standard for smart home access solutions.

The **Hiecentec 77A-Silver Fingerprint Door Lock** is a biometric keyless smart lock designed for enhanced security and convenience. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros**

1. **Biometric Security**

The fingerprint recognition system provides a high level of security, eliminating the need for physical keys. This reduces the risk of unauthorized access through lost or stolen keys. The lock supports multiple user fingerprints, making it convenient for households or offices with multiple occupants.

2. **Smart Features and Connectivity**

The lock is Wi-Fi enabled, allowing remote control via a smartphone app. Users can lock/unlock the door, receive entry alerts, and monitor access logs from anywhere with an internet connection. Integration with smart home ecosystems (like Alexa or Google Assistant) further enhances usability.

3. **Keypad Backup**

In addition to fingerprint recognition, the lock includes a numeric keypad, providing an alternative entry method in case of fingerprint failure or if the biometric system is temporarily disabled. This adds redundancy to the security system.

4. **Durability and Build Quality**

The lock is made of metal, which suggests a sturdy construction capable of withstanding frequent use. The silver finish also adds an aesthetic appeal, making it suitable for both residential and commercial settings.

5. **User-Friendly Interface**

The touchscreen interface is intuitive, with clear instructions for adding or removing fingerprints, setting up user codes, and managing smart features. The app is generally well-reviewed for ease of use.

6. **Tamper Resistance**

The lock features anti-pry and anti-saw mechanisms, making it difficult for intruders to bypass the mechanism physically. This is a critical feature for enhancing home or office security.

7. **Battery-Powered (Optional)**

While some models may require hardwiring, the Hiecentec 77A appears to offer battery-powered operation as an option. This flexibility allows for easier installation in locations where wiring is impractical.

8. **Compatibility with Existing Locks**

The lock is designed to replace traditional deadbolts, making it a straightforward upgrade for existing door setups. It is compatible with standard door hardware, reducing installation complexity.

9. **Entry Logs and Audit Trail**

The lock keeps detailed records of all access attempts, including successful and failed entries. This feature is invaluable for monitoring who enters and exits the premises, which can be useful for security audits or parental controls.

10. **Cost-Effective**

Compared to high-end smart locks, the Hiecentec 77A offers a balance between price and features, making it an affordable option for those seeking keyless entry without a premium price tag.

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### **Cons**

1. **Fingerprint Recognition Limitations**

Fingerprint scanners can be sensitive to dirt, moisture, or dry skin, leading to occasional misreads or failures. Users with oily hands or frequent handwashing may experience more frequent issues with the biometric sensor. This can be frustrating, especially in high-traffic areas.

2. **Dependence on Power and Connectivity**

While the lock may offer battery backup, prolonged power outages or Wi-Fi disruptions can temporarily disable smart features. Without power, the lock may revert to manual operation, but this could be inconvenient if the keypad or fingerprint sensor fails simultaneously.

3. **Installation Complexity**

Replacing an existing deadbolt with a smart lock requires careful installation to ensure proper alignment and functionality. Improper installation can lead to operational issues, such as the lock not latching correctly or the fingerprint sensor not working. Some users may need professional help, adding to the cost.

4. **Limited Brand Recognition**

Hiecentec is not as widely recognized as established brands like Schlage, Yale, or August. This means there may be fewer customer support resources, fewer third-party accessories, or less availability of replacement parts if issues arise.

5. **Potential for False Rejections**

The fingerprint scanner may occasionally reject legitimate users due to factors like fingerprint changes (e.g., cuts, burns, or aging skin). This can be problematic if the keypad codes are not easily accessible or remembered.

6. **Security Vulnerabilities**

While biometric locks are generally secure, no system is entirely hack-proof. Wi-Fi-enabled locks can be vulnerable to cyberattacks if not properly secured (e.g., weak passwords, outdated firmware). Users must ensure their network and lock settings are up-to-date and secure.

7. **Limited Customization**

The lock may offer fewer customization options compared to high-end brands, such as advanced automation rules, more extensive smart home integrations, or aesthetic customization (e.g., color or finish choices).

8. **Battery Life Concerns**

If the lock relies on batteries (especially for the fingerprint sensor or Bluetooth/Wi-Fi module), users must regularly check and replace batteries. Forgetting to do so can lead to unexpected lockouts.

9. **Compatibility Issues**

While the lock is designed to be versatile, compatibility with certain door types or existing hardware (e.g., thick doors, non-standard deadbolts) may vary. Users should verify compatibility before purchase to avoid installation problems.

10. **Customer Support and Warranty**

As a lesser-known brand, customer support response times and warranty coverage may not be as robust as those offered by larger, more established companies. This could be a concern if users encounter issues requiring assistance.

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### **Conclusion**

The **Hiecentec 77A-Silver Fingerprint Door Lock** is a solid choice for users seeking a **biometric keyless entry system** with smart features at a relatively affordable price. Its strengths lie in its **security, convenience, and smart connectivity**, making it ideal for homes, small offices, or rental properties where keyless access is desired. The fingerprint recognition and keypad backup provide redundancy, while the Wi-Fi and app integration offer modern smart home functionality.

However, potential drawbacks such as **fingerprint sensor reliability, dependency on power/connectivity, and installation challenges** should be carefully considered. Users with **frequent handwashing, oily skin, or high-security needs** may find the biometric system less convenient. Additionally, those prioritizing **brand reliability, extensive customization, or advanced smart features** might prefer more established brands.

For most **budget-conscious consumers** who value **security, ease of use, and basic smart functionality**, the Hiecentec 77A is a **reliable and practical option**. However, those with **specific security concerns, complex door setups, or a preference for premium support** may want to explore alternatives.

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### **Recommendation**

- You prioritize **biometric security and keyless entry** without a high-end price tag.

- You want **Wi-Fi and app control** for remote monitoring and convenience.

- Your door setup is **standard**, and you re comfortable with basic installation.

- You re willing to **test the fingerprint sensor s reliability** in your specific environment (e.g., hand hygiene habits).

- You prefer a **budget-friendly smart lock** with decent smart features.

- You require **higher-end security** (e.g., military-grade encryption, cellular backup).

- You have **complex door hardware** or need **professional installation**.

- You prioritize **brand reputation, extensive warranties, or advanced smart home integrations**.

- You frequently experience **fingerprint sensor issues** (e.g., very dry or oily skin).

For most average users, the **Hiecentec 77A is a well-rounded, cost-effective smart lock** that delivers on its core promises. However, always **read recent reviews, check compatibility with your door, and test the fingerprint sensor** before finalizing your purchase.

Details:

Versatile Usage: Ideal for front doors, bedrooms, bathrooms, and office entrances. This electronic door lock is designed for durability and ease of use, serving as a modern alternative to traditional keys. This biometric solution combines modern technology with classic aesthetics, offering a seamless Keyless Entry Door Lock experience for your home or office. Why You'll Love It:Effortless Access: Say goodbye to lost keys.

The fingerprint door knob with keypad allows you to open the instantly a simple touch or 4-digit code, making it perfect digital handle for busy households. The smart door knob technology ensures that only registered users can enter, providing peace of mind. Advanced Smart Door Knob with auto-locking and tamper protection. Durable Biometric Door Lock housing made to fit standard door thickness.

Secure Keyless Entry Door Lock system eliminating the need for physical keys. Long-lasting battery life ensuring continuous operation. Key Features:High-precision Fingerprint Door Knob with Keypad for rapid access. Electronic Door Lock compatible with various interior and exterior doors.

part #: 77a-silver price

• $24.99

specifications locsedoo:

• brand: Hiencetec
• mpn: 77a-silver
• type: Door Lock
• style: Contemporary
• finish: Brushed
• features: Adjustable Backset, Easy To Install, Electronic, Keyle.
• material: Stainless Steel
• unit type: Unit
• item weight: 0.5 Kg
• door handing: Left And Right-hand/inswing
• suitable for: Closet Door
• items included: Hardware, Instructions, Key
• fixings supplied: Yes
• manufacturer warranty: 1 Year
• throw length: 1 In
• item height: 9 In
• item width: 2 In
• cross bore diameter: 2 Cm
• mounting: Universal
• country of origin: China
• ansi grade: Ansi Grade 3
• california prop 65 warning: This Product Can Expose You To Chemicals Known To The State Of.

shipping locsedoo:

• type: Fixed
• service: Expedited
• cost: $0.00
• transit: 3-9 Days
• class: Expedited

returns locsedoo:

• time: 30 Days
• method: Money back
• policy: Returns Accepted
• paid by: Seller

offer locsedoo:

• quantity: 2
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: May 4, 2026

payments locsedoo:

• other
• wallet: Apple-pay
• credit card: Mastercard

general locsedoo:

• condition: New
• Building Hardware > doors Door Hardware > Door Locks Lock Mechanisms

seller locsedoo:

• # reviews: 329
• city: Franklin, Ohio
• rating: 98.8%

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