DL-5400 Bluetooth/NFC Smart Lock - Compact Cube Design for Secure Access Control #1592394 (License: Personal Use)

The DL-5400 is a modular smart lock system composed of vibrant, cube-shaped units (130×133×130 mm) in five colors: red, yellow, pink, lime green, and lavender. Each unit integrates Bluetooth and NFC technology for contactless access, with visible USB ports for power or firmware updates, and carries CE and ROHS certifications for safety and compliance. Designed for scalability, these locks suit office cabinets, gym lockers, or smart storage solutions.

Used on e-commerce product pages, B2B hardware catalogs, or IoT security solution sites; targets facility managers, integrators, and procurement teams seeking scalable, wireless access control with aesthetic flexibility.