Name: Offtv Fingerprint Door Lock
Brand: Offtv
SKU: B0C3VJH159
Price: 49.99 USD
Availability: InStock
Rating: 4.2 (949 reviews)

Expert Review Analysis

The OFFTV Fingerprint Door Lock is a budget‑friendly biometric smart knob offering fingerprint, passcode, QR code and app access, with Alexa and Google Home integration. It features fast 0.3‑second recognition, auto‑locking, and easy DIY installation for standard residential doors.

✓ Best for: Budget‑conscious homeowners, DIY enthusiasts, renters seeking a non‑permanent upgrade, multi‑occupant households needing shared access, interior bedroom or secondary doors, and users already invested in Alexa or Google Home ecosystems.✗ Not ideal for: Primary front‑door security where maximum durability and advanced anti‑tamper features are required, users unwilling to handle battery maintenance, or those who need a lock with extensive professional installation support.

Pros

✓Fast fingerprint recognition with 0.3‑second analysis and 99% accuracy, enabling quick entry.
✓Multiple authentication methods (fingerprint, passcode, QR code, app) provide flexible access options for all users.
✓

Price History

Current

$49.99

Average

$60.55

Lowest

$39.89

Highest

$79.99

Good Deal — 17% below average

Best Seller Rank History

Now#26Best#1Worst#300 -25

Lower = better sales rank

Specifications

Connectivity

Smart Home CompatibilityAlexa, Google Home

Controls

Auto-LockingYes

QR Code EntryYes

Mobile App ControlYes

Design

Height60.96 mm mm

Width71.12 mm mm

Length165.10 mm mm

Weight721 g g

Door Thickness Minimum30 mm mm

Features

Access MethodsFingerprint, Passcode, Mechanical Keys, App

Mechanical Key Slots2

General

BrandOfftv

ManufacturerOFFTV

ModelCG002

ColorBlack

Warranty30-day money-back, 12-month warranty, lifetime technical support

Power

Battery TypeAAA (x4)

Low Battery AlarmYes

USB Emergency ChargingYes

Sensors

Fingerprint Sensor Resolution160×160

Recognition Speed (Fingerprint)0.3 seconds seconds

Unlock Time1 second seconds

Recognition AccuracyUp to 99%

Fingerprint Capacity100 fingerprints

Sensor

Sensor Size160×160 pixels (35% larger than previous 120×120 model)

Performance

Recognition Speed0.3 seconds fingerprint analysis, 1 second total unlock

Recognition AccuracyUp to 99% accuracy

Capacity

Fingerprint StorageUp to 100 fingerprints and 50 passcode combinations

Dimensions & Weight

Height2.4 inches

Width2.8 inches

Depth6.5 inches

Weight1.58953290902 pounds

Research Sources

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