B3 WiFi Smart Bedroom Round Lock – 5 Unlock Methods

Name: B3 WiFi Smart Bedroom Round Lock – 5 Unlock Methods
Brand: Generic
SKU: DL-41DJQ5-UNNAMED
Price: 8500 BDT
Availability: InStock

(0 reviews)

TK 8,500

~~TK 16,500~~

🔐 Unlock via fingerprint, PIN, RFID card, mechanical key, or Tuya app 📶 Wi‑Fi enabled for remote control and activity logs 🔋 Powered by 4 AA batteries with USB-C emergency backup 🛡️ Compact round design ideal for bedrooms or study rooms 📏 Fits most wooden, steel, or aluminum doors

Quantity:

Status

In Stock

Brand

Generic

Specification

Details

audio

beeps & voice prompts

brand

Generic OEM (Tuya-Compatible, Hanex/B3)

model

power

4× AA batteries + USB-C emergency power

storage

event logs via app

warranty

1 year

weight_g

approx. 1100 g

lock_type

knob smart lock

battery_life

approx. 6–12 months

connectivity

2.4 GHz Wi‑Fi (Tuya Smart/Smart Life)

construction

metal alloy round knob

pin_capacity

up to 200 PIN codes

dimensions_mm

standard round knob size (~110 mm diameter)

authentication

fingerprint, PIN/password, RFID/IC card, mechanical key, mobile app (Wi‑Fi)

operating_temp

–10 °C to 50 °C

smart_features

auto-lock, unlock logs, low battery alert, tamper detection, dual verification

emergency_power

USB-C port

compatible_doors

wood, steel, aluminum

door_thickness_mm

35–55

power_consumption

≤5 W (active)

rfid_card_capacity

up to 200 cards

fingerprint_capacity

up to 300 fingerprints

Description

The B3 WiFi Smart Bedroom Round Lock is designed for secure and convenient access to your bedroom, office, or other interior rooms. Its compact round knob form incorporates advanced smart features and multiple unlocking methods, making it perfect for rentals, home interiors, or private spaces.

🔒 Key Highlights

Five Unlock Options: Biometric fingerprint, numeric PIN, RFID card, mechanical key, and Tuya mobile app.
Remote App Control: Lock/unlock, generate codes, view access logs, and manage users through Tuya Smart app.
Compact & Stylish: Round knob design seamlessly complements interior doors.
Battery Convenience: Uses 4 AA replaceable batteries; low-battery alerts and USB-C emergency power.
Auto-Lock & Tamper Alerts: Secure locking every time; alerts available for forced entry attempts.

Perfect for bedrooms, student rooms, nursery doors, or any interior space where private access is needed without requiring full-door mortise hardware.

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