A battery-free NFC lock (Passive NFC Lock) is a smart lock that does not require a battery or an external power source. It overcomes the limitation of traditional electronic locks, which rely on built-in batteries for power, and delivers a “zero-maintenance, never-shuts-down” smart locking experience. KERONG has been at the forefront of lock R&D and manufacturing for 24 years. Our battery-free NFC locks are trusted by businesses worldwide to secure their most valuable assets

Battery-free NFC locks — a revolutionary leap in access control technology that eliminates batteries entirely while delivering enterprise-grade security and unmatched convenience.

KERONG's passive electronic locks offer the perfect balance of innovation, durability, and cost-efficiency.

KERONG Hardwired Smart Lock for Smart Storage Lockers Across Every Industry

Smart Charging Locker Lock for Modern Storage Solutions

the passive electric lock—a next-generation locking solution that is redefining security, efficiency, and sustainability across industries worldwide.