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Product Warranty Car

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VK15-BT 4G + Bluetooth Smart Lock | App Offline Unlock & GPS Tracking | 15000mAh

Unlock Anytime, Even Without Signal. VK15-BT combines 4G tracking with Bluetooth app control. Phone is Key: Unlock via Mobile App using Bluetooth. Offline Access: Works perfectly in basements or at sea (No 4G needed). 15,000mAh: Massive battery for long-haul security.

Parameters & Specifications

More detailed information

App Control: Connect to the lock via Bluetooth (BLE) using the mobile App.

No Network Needed: You can unlock the device, check battery status, and view logs even if the device is completely offline. It turns your driver's phone into a digital key.

Shackle Cut Alarm: The 8mm steel shackle is monitored electronically. If cut, the lock triggers a High-Priority Alarm (uploaded once signal returns or stored locally).

Multiple Access: Supports 4 ways to unlock:

Bluetooth App (Near field, 10m range).

Remote GPRS (Command center).

RFID Card (Tap & Go).

Dynamic Password (Keypad input).

15,000mAh Battery: The industry-leading battery capacity ensures operation for weeks.

OLED Screen: Integrated display shows lock status, battery %, and signal strength instantly. No guessing games.

IP67 Rugged: Dustproof and waterproof, ready for rain, snow, and port environments.

✅ Perfect For	❌ NOT Recommended For
Underground/Remote Sites: Bluetooth unlocks where 4G fails.	Lightweight Assets: Weighs ~1kg. Too heavy for small boxes.
Cross-Border Logistics: Driver can unlock via App at customs.	Hidden Tracking: Large visible lock, acts as a deterrent.
High-Value Containers: Physical lock + Digital tracking.	Simple Padlock Needs: If you don't need tracking, buy a dumb lock.

Comms: 4G LTE + Bluetooth 4.0 (BLE).
Battery: 15,000mAh Rechargeable.
Screen: OLED 128x64.
Unlock: Bluetooth / RFID / Password / SMS.
Protection: Shackle Cut Alarm / Low Power Alarm.

Technical Parameter	Specification Details
Model Name	VK15-BT
Connectivity	4G LTE + Bluetooth (BLE)
Battery Capacity	15,000mAh
Unlock Method	App (Bluetooth) / RFID / Password / Remote
Screen	OLED Display
Shackle	8mm Hardened Steel
Sensors	Shackle Sensor (Cut detection)
Dimensions	205mm × 106mm × 41.5mm
Weight	~1.0 kg
Waterproof	IP67