B4 Smart Fingerprint Bedroom Lock – Compact, Secure, Convenient

Name: B4 Smart Fingerprint Bedroom Lock – Compact, Secure, Convenient
Brand: Generic
SKU: DL-VB0B5B-UNNAMED
Price: 6999 BDT
Availability: InStock

(0 reviews)

TK 6,999

~~TK 8,599~~

🔐 Unlock via fingerprint, PIN, RFID card, or mechanical key 📶 Optional Bluetooth/Wi‑Fi app control for remote locking 🔋 Runs on 4 AA batteries with low-battery alerts & USB backup 🛡️ Sleek compact design ideal for interior bedroom or office doors 📏 Fits standard wooden, steel, or aluminum doors (35–55 mm thick)

Quantity:

Status

In Stock

Brand

Generic

Specification

Details

audio

beeps & voice prompts

brand

Generic OEM (Tuya-Compatible)

model

power

4× AA batteries + USB-C emergency power

storage

event logs via app

warranty

1 year

weight_g

~900 g

lock_type

knob smart lock

battery_life

approx. 6–12 months

connectivity

optional Bluetooth 4.2 or Wi‑Fi 2.4 GHz

construction

durable metal alloy round knob suitable for interior doors

pin_capacity

up to 100 PIN codes

dimensions_mm

standard round knob (~110 mm diameter)

authentication

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

operating_temp

0 °C to 40 °C (indoor use)

smart_features

auto-lock, unlock logs, low battery alert, tamper detection, optional remote control

emergency_power

USB-C port

compatible_doors

wood, steel, aluminum

door_thickness_mm

35–55

power_consumption

≤3 W (active)

rfid_card_capacity

up to 100 cards

fingerprint_capacity

up to 100 fingerprints

Description

Secure your private spaces with the B4 Smart Fingerprint Bedroom Lock, specifically designed for interior doors. Compact yet powerful, this lock combines biometric technology, PIN entry, RFID card access, and traditional key backup with optional smart control—all in a sleek, user-friendly package.

🔒 Key Highlights:

Multiple Unlock Options: Choose between fingerprint (quick & secure), numeric PIN, RFID card, or mechanical key.
Optional Smart Control: Connect via Bluetooth or Wi‑Fi to remotely lock/unlock, share access, and check logs (app required).
Compact & Stylish: Designed to fit small and standard interior doors with a minimalist look.
Battery-Friendly: Utilizes 4 AA batteries; includes low-battery alerts and USB emergency power when needed.
Auto-Lock & Tamper Alerts: Automatically locks after use and sends alerts if tampered.

Perfect for bedrooms, nurseries, study rooms, shared apartments, or any small interior space needing easy and secure access.

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