Kingsons 15.6″ Smart Anti-theft Backpack (KS3149W-DG)

The Kingsons 15.6″ Smart Anti-theft Backpack (KS3149W-DG) in Dark Grey is a security-focused urban backpack designed for professionals, students, and frequent travelers who need reliable protection for their devices and valuables. Built with a modern anti-theft structure, it combines hidden zipper access, smart storage organization, and travel-friendly features to support daily commuting and long-distance journeys. Its durable, water-resistant construction and ergonomic design make it a practical solution for carrying laptops, tablets, and essentials safely and comfortably in busy environments.

Product Features

Anti-theft hidden zipper system

The backpack is designed with rear-facing hidden zippers that rest against the wearer’s back, reducing exposure to pickpocketing in crowded areas. A concealed rear pocket adds an extra layer of protection for valuables such as wallets, passports, and cards.

Smart USB charging port

An integrated external USB charging port with internal cable routing allows convenient on-the-go charging. Users can connect a power bank inside the bag and charge mobile devices externally without opening the backpack.

Water-resistant durable construction

Made from high-grade 1680D polyester and nylon blend fabric, the backpack offers resistance to light rain, splashes, and everyday wear. The material is also scratch-resistant, helping maintain a clean, professional appearance over time.

Ergonomic comfort design

The backpack features padded, adjustable shoulder straps and a breathable mesh back panel that improves airflow and reduces shoulder strain. This ensures comfort during long hours of commuting or travel.

Travel-friendly functionality

A built-in trolley strap allows the backpack to securely attach to rolling luggage handles, making it ideal for airport travel and business trips. The 180-degree clamshell opening also simplifies packing and airport security checks.

Organized multi-compartment interior

The interior layout is designed for structured storage, featuring dedicated padded compartments for laptops and tablets, as well as multiple internal pockets for accessories such as chargers, pens, notebooks, and power banks.

Product Specifications

• Product Name: Kingsons 15.6″ Smart Anti-theft Backpack (KS3149W-DG)
• Color: Dark Grey
• Material: 1680D polyester and nylon blend (water-resistant and scratch-resistant)
• Laptop Compatibility: Up to 15.6-inch laptops (max size approximately 38.5 × 26.5 × 3 cm)
• Tablet Compatibility: Up to 11-inch tablets
• Capacity: Approximately 18–25 liters
• Weight: Approximately 0.7–0.85 kg
• Dimensions: Approximately 45 × 30 × 13 cm
• Opening Style: 180-degree clamshell design
• Zippers: Reinforced hidden zippers with tamper-resistant design
• Charging Feature: External USB port with internal cable routing (requires power bank)
• Back Support: Padded breathable mesh panel
• Shoulder Straps: Adjustable, padded ergonomic straps
• Travel Feature: Integrated trolley strap for luggage attachment
• Interior Layout: Multi-compartment organization with padded device sleeves and accessory pockets
• Security Features: Hidden rear pocket and anti-theft zipper placement