The QUBO Smart Door Lock Essential by Hero Group offers a 6-way unlocking system—including fingerprint, PIN (with decoy digits), Bluetooth app, RFID card, OTP, and mechanical key. It features a durable aluminium-alloy body, stainless steel deadbolts, low-battery alerts, emergency USB power input, and is designed for single wooden doors with ≥ 3.2 cm thickness shop.securityskillsworld.comAmazon Saudi Arabia.
🔧 Key Specifications
- Up to 50 registered fingerprints, 2 access cards, and OTP-based remote access via the app.
- Real-time activity logs through BLE-enabled mobile app.
- Built-in wrong-password lockout after multiple attempts.
- Operates on 4×AA batteries with low-battery notifications; includes USB port for emergency power — ~6–12 month life depending on usage shop.securityskillsworld.comAmazon Saudi Arabia.
📦 In-the-Box
Includes front/back panels, mortise and strike plate, 2 RFID cards, 2 mechanical keys, mounting screws, drilling template, user manual, and warranty card. Free installation is provided in major Indian cities including Delhi, Mumbai, Kolkata, Chennai, Bangalore, Hyderabad, Pune, Lucknow, and others .
🧼 Build & Design
The unit has a mirror-like metallic finish (available in black or copper) paired with anti-slip ergonomic handles. Reviews repeatedly cite its premium feel and sleek appearance FlipkartAmazon.
📱 Real User Experience
Performance & Reliability
- Smooth fingerprint unlocking and versatile PIN or RFID options add convenience.
- Mobile app unlocking is functional but may feel slightly slower compared to biometric unlock Amazon Saudi ArabiaAmazon.
Battery Life & Alerts
Most users get 6 to 12 months of battery life. Low-battery alerts via voice guidance and app notifications have prevented lockouts for many users .
Installation Feedback
Professional installation is praised as efficient and hassle-free, typically completed in 30–40 minutes. Most services are reportedly free and clearly explained to the user MouthShutAmazon UAE.
💬 Voice of Real Customers
Positive Reviews
From Amazon & product listings:
- “Secure, sleek, and simple… robust build… stand out addition to my home.” Amazon
- “Look and touch is premium… fingerprint sensor works perfectly fine.” Amazon
- “Reasonable and does the job… build quality and finish is fantastic.” Amazon UAE
Critical Feedback
From community forums:
- “Lock stopped working just 18 months after installation… Customer service took 12 days to respond.” — MouthShut review MouthShut
- “Ordered lock + gateway + doorbell—no delivery for 15 days and no support after.” — MouthShut review
Reddit Observations
- “Lock is flawless man… service was prompt… go for it.” — r/india user on smart lock usagereddit.com
- “I would recommend Qubo… everything is made in India and backed by Hero Group.” — r/gurgaonreddit.com
- “Concern about service reliability… any suggestions?” — r/Kochi, pointing to after-sales support as a deciding factorreddit.com.
⚖️ Pros & Cons
✅ Pros
- Multiple unlocking modes: fingerprint, PIN, RFID, OTP, Bluetooth, and key
- Low-battery alerts and USB-based emergency unlocking
- Activity logging and OTP-based guest access
- Free installation in many cities
- Strong initial impressions of design and functionality
⚠️ Cons
- App unlocking is sometimes laggy
- Mixed reports on customer service responsiveness beyond basic issues
- Battery life can vary; some batteries last only a month
- Warranty limited to 1 year in most cases
🧭 Who Should Consider This Lock?
Good Fit For:
- Homeowners seeking an affordable smart lock with multiple access methods
- Families wanting easy setup and free installation support
- Anyone with a compatible wooden door looking for local Indian product backing
Consider Alternatives If:
- You regularly experience high humidity—fingerprint reading may occasionally fail
- You expect prompt support post-warranty or full Wi‑Fi integration as standard
- You want smart lock logging and remote access without occasional app delays
📊 Quick Comparison
| Feature | QUBO Essential |
|---|---|
| Unlock Options | 6 modes: fingerprint, PIN, app, card, OTP, key |
| Battery Duration | 6–12 months (depending usage) |
| Emergency Backup | USB power + mechanical key |
| Installation | Free in major cities |
| Warranty | 1 year |
| Known Limitations | App lag, mixed after-sales reports |
✅ Final Verdict
The QUBO Smart Door Lock Essential is a strong contender in the ₹9K–₹10K smart lock segment. It offers solid build quality, multiple fail-safe unlocking options, user-friendly app functionality, and free installation. While some users report inconsistencies with battery life or customer support, the overall consensus leans positive for basic smart lock needs in Indian homes.
If you value convenience, flexible access options, and no-nonsense performance—this lock delivers excellent value. For those seeking extended warranty, seamless Wi-Fi integration, or top-tier service, exploring higher-end models may be worth it.
Let me know if you’d like a comparison with Qubo Elite or other brands like Godrej or Lavna.
❓ FAQs
Q1. How many unlocking methods?
Six: fingerprint, PIN (spy mode), mobile app (Bluetooth BLE), OTP, RFID card, and mechanical key shop.securityskillsworld.comAmazon Saudi Arabia.
Q2. Battery consumption timeline?
Typically 6–12 months of use, with low-battery alerts and USB power backup features shop.securityskillsworld.comAmazon UAE.
Q3. Is installation free?
Yes—for customers in most major Indian cities; professional installation accompanies the product MouthShutshop.securityskillsworld.com.
Q4. How reliable is customer support?
Some users report prompt response, while others (especially beyond warranty) note delays or unresponsive service MouthShutMouthShut.
Q5. What about fingerprint accuracy?
Generally accurate indoors, but may struggle with wet or humid conditions. Multiple enrollment helps improve recognition AmazonAmazon.