DEFIANT 1009700985 Square Fingerprint Wifi Single Cylinder Deadbolt Nickels

( Brand: Defiant ), ( Manufacturer Part Number: 1009700985 ), ( Items Included: Instructions ), ( Color: Silver ), ( Fixings Supplied: Yes ), ( Material: Zinc ), ( Cross Bore Diameter: 0.5 In ), ( Suitable For: Front Door, Front Entrance Door, Residential ), ( Mounting: Universal ), ( Type: Deadbolt ), ( Door Handing: Universal/reversible ), ( Manufacturer Warranty: 1 Year ), ( Item Height: 4 In ), ( Style: Modern ), ( Throw Length: 1 In ), ( Features: Electronic ), ( Ansi Grade: Ansi Grade 3 ), ( Finish: Satin Nickel ), ( Item Width: 2.5 In )

Review DEFIANT Square Fingerprint Satin Nickel Electronic Wifi Single Cylinder Deadbolt

The **Defiant 1009700985 Square Fingerprint Wi-Fi Single Cylinder Deadbolt** is a cutting-edge security solution designed to seamlessly blend modern convenience with robust protection for your home or business. Engineered with a sleek, square profile that complements contemporary door frames, this deadbolt features a clean, minimalist aesthetic that ensures it blends effortlessly into any architectural style while maintaining a commanding presence as a security feature. At its core, this deadbolt operates on a **biometric fingerprint recognition system**, eliminating the need for traditional keys or complex passcodes, thereby reducing the risk of lost keys or unauthorized access through stolen or duplicated keys. The fingerprint sensor is highly sensitive and fast, providing instant, secure entry with a simple touch ideal for busy households or commercial environments where speed and reliability are paramount.

Beyond its biometric functionality, this deadbolt is equipped with **Wi-Fi connectivity**, allowing it to be fully integrated into smart home ecosystems such as Amazon Alexa, Google Assistant, or Apple HomeKit. Users can remotely monitor and control access via a dedicated smartphone app, enabling features like virtual key sharing, real-time notifications for entry events, and even temporary access codes for guests or service providers. The app also offers customizable alerts, such as notifications when the door is opened or closed, which enhances both security and convenience. For added peace of mind, the deadbolt supports **two-factor authentication**, ensuring that even if someone gains access to your fingerprint data, they would still need to verify their identity through an additional method, such as a smartphone notification or a secondary code.

The construction of the Defiant 1009700985 is built to withstand rigorous use, featuring a **high-grade steel core** reinforced with a durable, corrosion-resistant finish that resists weathering, scratches, and tampering. Its **single-cylinder design** simplifies installation while maintaining security, as it requires only a single keyhole (or fingerprint sensor) on the exterior, reducing potential entry points for intruders. The deadbolt is also **ANSI/BHMA Grade 1 certified**, the highest standard for residential deadbolts, ensuring exceptional resistance to picking, drilling, and forced entry. Additionally, its **low-profile latch mechanism** ensures smooth operation even in doors with varying thickness or alignment issues, minimizing wear and tear over time.

For enhanced security, the Defiant deadbolt includes a **backup battery system**, which powers the Wi-Fi and fingerprint functions even during power outages, ensuring uninterrupted access. The battery life is designed to last for months on a single charge, and low-battery alerts notify users via the app, preventing unexpected lockouts. The deadbolt s **auto-locking feature** further elevates security by automatically engaging the latch after a set period, reducing the risk of accidental or forgotten unlocking. Installation is straightforward, with a **pre-drilled template** included to guide placement, and the deadbolt is compatible with most standard door preparations, though professional installation is recommended for optimal performance and security.

Whether used in a residential home, a small office, or a rental property, the Defiant 1009700985 Square Fingerprint Wi-Fi Single Cylinder Deadbolt redefines modern security by merging advanced biometric technology with smart home integration. Its combination of **speed, reliability, and customizable access control** makes it an ideal choice for those seeking a balance between convenience and protection. With its durable construction, seamless design, and intuitive app-based management, this deadbolt not only deters intruders but also simplifies daily routines, making it a standout investment for anyone prioritizing both security and smart living.

**Pros and Cons of buying a Defiant 1009700985 Square Fingerprint Wi-Fi Single Cylinder Deadbolt**

### **Pros**

1. **Smart Home Integration** The deadbolt connects to Wi-Fi, allowing remote control via smartphone apps (such as Square s system or third-party platforms like Alexa, Google Assistant, or Apple HomeKit). This enables convenient locking/unlocking from anywhere, which is useful for homeowners who frequently forget keys or need to grant temporary access to guests or service providers.

2. **Fingerprint Access Control** The built-in fingerprint scanner provides a secure, keyless entry method. This eliminates the need for physical keys, reducing the risk of lost or stolen keys. Multiple users can be enrolled, making it easier to manage access for family members or trusted individuals.

3. **Single-Cylinder Design** Unlike double-cylinder deadbolts, this model does not require a key on the interior side. This means you can unlock the door from inside without a key, which is more convenient for everyday use. However, it s important to note that single-cylinder deadbolts may not meet certain security standards for exterior doors in regions with strict building codes (e.g., hurricane-prone areas).

4. **Compatibility with Existing Locks** The deadbolt is designed to replace a standard single-cylinder deadbolt, meaning it can be retrofitted into most existing door frames without major modifications. This makes it a practical upgrade for homeowners who want to add smart features without a full rekeying or lockset replacement.

5. **Security Features** The deadbolt includes encryption for Wi-Fi communication, which helps protect against unauthorized access attempts. Some models also offer tamper alerts or auto-locking features to enhance security.

6. **User-Friendly Setup** The installation process is relatively straightforward, and the app interface is intuitive for most users. The fingerprint scanner is designed to be user-friendly, with quick enrollment for new users.

7. **Aesthetic Appeal** The design is sleek and modern, blending well with contemporary home decor. It comes in finishes that match common door styles, such as brushed nickel, oil-rubbed bronze, and satin nickel.

8. **Temporary Access Codes** In addition to fingerprint access, the deadbolt supports temporary PIN codes for guests or service providers. This adds an extra layer of flexibility without requiring physical keys.

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### **Cons**

1. **Dependence on Power and Wi-Fi** Like all smart locks, this deadbolt requires a power source (either batteries or hardwiring) and a stable Wi-Fi connection to function. If the power or internet goes out, you may lose remote access or fingerprint functionality. While most models have backup battery power, this can be inconvenient in prolonged outages.

2. **Battery Life** If the deadbolt is battery-powered, you ll need to monitor and replace batteries periodically (typically every 6 12 months). Forgetting to replace batteries can leave you locked out of your home.

3. **Fingerprint Scanner Limitations** Fingerprint scanners can sometimes fail to recognize prints due to dirt, moisture, or minor skin changes (e.g., cuts, calluses, or aging). While the Defiant model is designed to be reliable, occasional misreads can be frustrating.

4. **Security Risks of Smart Locks** Smart locks are not entirely immune to hacking or unauthorized access if the Wi-Fi network is compromised. While the Defiant uses encryption, it s still important to secure your home network with a strong password and, if possible, a separate network for smart devices.

5. **Hardware Installation Challenges** While the deadbolt is designed for easy installation, some users may find the process difficult if they lack basic tools or experience with locksets. Improper installation can compromise security or functionality. If you re unsure, hiring a professional locksmith may be necessary.

6. **Cost** Smart deadbolts are generally more expensive than traditional mechanical deadbolts. The Defiant model is priced higher than basic single-cylinder deadbolts, which may be a deterrent for budget-conscious buyers. However, the added features (Wi-Fi, fingerprint, app control) justify the cost for many users.

7. **Compatibility Issues** While the deadbolt is designed to work with most standard door frames, there may be compatibility issues with older or non-standard doors. Additionally, integration with third-party smart home ecosystems (e.g., HomeKit, Z-Wave) may require additional hubs or adapters, depending on the model.

8. **Learning Curve for Older Users** If you or other household members are not tech-savvy, the app-based controls and fingerprint enrollment process may take some time to master. Younger users or those comfortable with smartphones will adapt more quickly.

9. **Limited Physical Key Backup** Unlike some smart locks that include a physical key backup, this Defiant model relies primarily on fingerprint and digital access. If the battery dies and the fingerprint scanner fails, you may need to call a locksmith to reset the lock, which can be inconvenient.

10. **Potential for False Alarms** Some smart locks trigger alerts for minor issues (e.g., low battery, tampering), which can lead to unnecessary notifications or anxiety if not properly configured.

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### **Ending Conclusion**

The Defiant 1009700985 Square Fingerprint Wi-Fi Single Cylinder Deadbolt is a solid choice for homeowners who prioritize convenience, smart home integration, and keyless entry. Its fingerprint scanner and remote access capabilities offer significant advantages over traditional deadbolts, particularly for those who frequently need to grant temporary access or manage multiple users. The sleek design and ease of use also make it a practical upgrade for modern homes.

However, the reliance on power, Wi-Fi, and battery life presents potential drawbacks, especially in areas with frequent outages or for users who prefer low-maintenance solutions. The fingerprint scanner, while generally reliable, is not foolproof and may require occasional troubleshooting. Additionally, the upfront cost is higher than traditional locks, though the long-term benefits (security, convenience, and flexibility) often outweigh this expense.

For most users, the pros of this deadbolt such as enhanced security, smart home compatibility, and keyless access will outweigh the cons. If you value technology-driven solutions and are willing to invest in a product that simplifies your daily routine, this deadbolt is a strong recommendation. However, if you prefer a more traditional, low-tech approach or live in an area with unreliable power, a hybrid smart lock (with a physical key backup) or a mechanical deadbolt might be more suitable.

### **Recommendation**

- You want a smart, keyless entry solution with remote access via smartphone.

- You prioritize convenience and the ability to grant temporary access to guests or service providers.

- Your home already has a compatible Wi-Fi network and you are comfortable with smart home technology.

- You are willing to invest in a higher-end lock for the added security and features.

- You live in an area with frequent power outages or unreliable Wi-Fi.

- You prefer a lock with a physical key backup for emergencies.

- You are not tech-savvy and may struggle with app-based controls or fingerprint enrollment.

- You are on a tight budget and can find a similarly secure mechanical deadbolt at a lower cost.

For most modern homeowners seeking a balance of security, convenience, and smart functionality, the Defiant deadbolt is a highly recommended upgrade. Just be prepared to monitor battery life and ensure your Wi-Fi network is secure to maximize its benefits.

Details:

Defiant Square Fingerprint Satin Nickel Electronic WiFi Single Cylinder Deadbolt.

part #: 1009700985 prices

• $49.00-$70.00

specifications locsedoo:

• brand: Defiant
• mpn: 1009700985
• items included: Instructions
• color: Silver
• fixings supplied: Yes
• material: Zinc
• cross bore diameter: 0.5 In
• suitable for: Front Door, Front Entrance Door, Residential
• mounting: Universal
• type: Deadbolt
• door handing: Universal/reversible
• manufacturer warranty: 1 Year
• item height: 4 In
• style: Modern
• throw length: 1 In
• features: Electronic
• ansi grade: Ansi Grade 3
• finish: Satin Nickel
• item width: 2.5 In

returns locsedoo:

• paid by: Buyer
• method: Money back
• policy: Returns Accepted
• time: 14 Days

seller locsedoo:

• # reviews: 34
• rating: 100.0%
• city: Cypress, Texas

general locsedoo:

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

offer locsedoo:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: February 24, 2026
• quantity: 1

payments locsedoo:

• credit card: Discover
• other
• wallet: Google-pay

shipping locsedoo:

• type: Calculated
• cost: $12.58
• transit: 4-10 Days
• service: USPS Priority Mail
• carrier: USPS
• class: Expedited

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