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The Evanshow 5-in-1 Smart Door Knob offers a modern keyless entry upgrade designed for internal doors, residential apartments, home offices, and rental units.
Styled in a sleek matte black finish, this unit replaces standard door handles without requiring complex wiring or extra drilling.
It combines an integrated biometric sensor, numerical keypad, app connectivity, and mechanical key overrides into a compact lever design.
ASIN: B0F3W69L46
Brand: Evanshow
Material: Zinc and Metal
Finish: Matte Black
Connectivity: Bluetooth / Mobile App Control (Tuya App)
Unlock methods: Biometric Fingerprint, Mobile App, Passcode, IC Card, Mechanical Key
Door thickness range: 30 mm to 50 mm (1.18" to 1.97")
The Evanshow 5-in-1 Smart Door Knob gives strong everyday performance for its price, with easy installation, solid construction, and convenient multiple unlocking options.
However, programming can be challenging for larger households, and some users experienced difficulty connecting the lock through the Tuya app. Overall, its reasonable price, clean metal construction, easy installation, and responsive fingerprint access make it a practical choice for users.
Evanshow 5-in-1 Smart Door Knob — View at Amazon
Versatile entry modes: Provides five flexible access options including biometric fingerprint scanning, passcodes, IC cards, mobile app management, and physical keys.
Fast biometric reader: Unlocks in under 0.5 seconds for instant, seamless entry.
Straightforward installation: Replaces standard internal door knobs in under 20 minutes without requiring extra drilling or electrical wiring.
Flexible access management: Create temporary or scheduled passcodes for guests and deliveries directly via the mobile app.
Interior focus: Designed primarily for bedroom, office, or apartment doors rather than heavy-duty weather-exposed exterior gates.
Gateway needed for remote Wi-Fi: Bluetooth app control operates within local range unless paired with an optional Wi-Fi gateway.
Mandatory initial setup step: Requires registering an administrator fingerprint prior to initial configuration.
Zainab Talha is a technology journalist specialising in electric vehicles, EV charging infrastructure, sustainable mobility, and emerging transportation technologies. Her reporting explores the innovations, policies, and industry developments driving the global shift towards cleaner and smarter mobility.
Her coverage spans the wider EV ecosystem, including charging networks, battery technology, renewable energy integration, smart mobility solutions, and government initiatives. She follows developments across automotive manufacturers, energy companies, charging providers, and technology firms to examine how new technologies are changing the way people travel and power their vehicles.
Beyond electric mobility, Zainab covers consumer technology, artificial intelligence, clean energy, connected devices, and digital transformation. She also has expertise in smart home and security technologies, reporting on deadbolts, smart locks, access control systems, surveillance devices, and connected security solutions.
Her work examines emerging technologies such as biometric authentication, remote access, IoT connectivity, and AI-powered security, with a focus on their practical applications and impact on consumers.
Known for her research-driven and accessible approach, Zainab translates complex technological developments into clear, engaging stories. Her reporting combines technical understanding with real-world context, helping readers navigate the rapidly changing worlds of mobility, technology, sustainability, and connected living.
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Sep 09, 2026
