KERONG's battery-free locks deliver unlimited operational lifespan, lower total cost of ownership, better security, and genuine sustainability in one elegant package.

If you're sourcing lock solutions for parcel lockers, self-service kiosks, smart storage, medical storage, or self-storage projects, get in touch with Kerong — and let us engineer a maintenance-free, large-scale-ready smart locker-lock solution tailored to you.

Battery-Free Smart Lock: The Best Way to Avoid Dead Locks

KERONG Electronic Lock provides professional battery-free NFC passive lock solutions for global smart locker operators, system integrators, distributors, and OEM/ODM partners.

KERONG has not merely adapted to the changing tides of technology—it has ridden every wave, from mechanical craftsmanship to electronic intelligence, to the battery-free lock technology.

battery-free technology relies on energy harvesting—the process of capturing small amounts of ambient energy from the surrounding environment and converting it into usable electrical power.

the battery-free locking solution—a breakthrough in access control that harnesses energy harvesting technology to deliver truly maintenance-free security.

China has long been the world's manufacturing powerhouse, but in recent years, it has evolved far beyond simple production. Today, China stands at the forefront of smart lock innovation — particularly in the rapidly growing field of passive NFC locks. As global demand for maintenance-free, battery-free access control surges, businesses around the world are turning to China passive NFC lock suppliers to source reliable, cost-effective, and technologically advanced locking solu

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: A Global Manufacturer of Keyless Entry Locker Locks In today's world, where the demand for smart security and convenient living is growing, keyless entry locker locks, with their efficiency, security, and convenience, are gradually becoming the mainstream choice in the market. Kerong, as a leader in this field, holds a significant position in the keyless entry locker locker market thanks to its deep technological accumulation, innovative product design, and comprehens

Kerong Industry Co., Ltd. has been dedicated to lock R&D and manufacturing for more than 20 years. Our battery-free locks include NFC locks and electronic passive locks.

Kerong is pioneers in smart lock security systems with over 20 years of experience. Our commitment to R&D and customer-focused innovation ensures every product meets the highest standards of safety, reliability, and ease of use.Whether you're securing business assets, managing logistics, or simply looking for smarter security, Kerong’s NFC Smart Disc Padlock offers peace of mind with next-generation technology.