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Unlock intelligently without batteries? Battery-free NFC disc lock: remote authorization + record traceability, doubling security efficiency!

  • Jul 29
  • 4 min read

Battery-free NFC disc lock

While traditional padlocks still rely on keys and batteries, a game-changing "battery-free NFC smart disc padlock" has quietly gained popularity. It eliminates the need for frequent battery replacements, allows unlocking with just a tap on your phone, and enables remote authorization of temporary permissions and real-time tracking of every unlocking record. For scenarios such as logistics warehousing, container transportation, and self-service lockers, this may be the optimal solution to address issues like chaotic key management, difficult permission control, and lack of security traceability.


Why is "battery-free" a hard power?

The pain points of traditional electronic locks often start with "changing batteries":

The locks on logistics trucks are exposed to the wind and rain all year round, causing the battery life to dwindle quickly. In winter, when temperatures are low, they may even malfunction, making it impossible to unlock the truck at crucial moments; ​

The locks of self-storage facilities are scattered across hundreds of cabinets, and checking the battery level of each one is a "physical labor". Missing even one could lead to customer complaints; ​

Replacing the battery of the lockset for outdoor equipment requires climbing high and dismantling the equipment, which is not only troublesome but may also affect the sealing performance of the lockset due to improper operation. ​

The core breakthrough of the battery-free NFC smart disc padlock lies in the adoption of "energy harvesting technology" - when a mobile phone approaches the lock, the NFC signal instantly powers the lock, completing the transmission and execution of the unlocking command. The entire process eliminates the need for a built-in battery, saving the cost of frequent battery replacement and avoiding potential safety hazards caused by battery failure. ​

More importantly, the absence of a battery means that the lock can be completely sealed. The casing of this disc padlock is made of high-strength zinc alloy through die-casting, achieving a waterproof rating of IP67. It can function normally even when submerged in water or exposed to prolonged rain, making it particularly suitable for outdoor, humid, and other harsh environments.


Remote authorization: Say goodbye to the cumbersome "key handover"

For scenarios that require frequent temporary authorization, such as:

The logistics company permits drivers to temporarily open containers for unloading; ​

The warehouse administrator grants customers a 2-hour self-service pickup access; ​

Equipment maintenance personnel need to enter the computer room for maintenance at one time

Traditional solutions either rely on "manually delivering keys" or involve leaving spare keys, posing security risks. However, the battery-free NFC smart disc padlock, through its accompanying management app, enables "precise remote access control":​

The administrator selects the corresponding lock on the APP, sets the authorization object (phone number/WeChat), unlocking time (such as "9:00-12:00 on October 1, 2023"), and unlocking times (such as "limited to 1 time"); ​

Upon receiving a text message or an APP notification, the authorized person can unlock the lock by simply tapping the phone's NFC function against the lock (supporting both Android and iOS systems), without the need to download any software; ​

The permission will automatically expire upon expiration, eliminating the need to reclaim the key and the concern of permission abuse. ​

This "use-and-grant" model not only saves labor costs, but also enables fine-grained management through permission segmentation (such as "read-only permission" and "full permission"), making it particularly suitable for enterprise users who collaborate across multiple scenarios.


Unlocking record inquiry: every operation has an "electronic ledger"

The core of security management lies in "traceability". However, traditional padlock unlocking records rely entirely on manual registration, which often leads to omissions, errors, and falsifications. ​

Every unlocking operation of the battery-free NFC smart disc padlock will be synchronized in real-time to the cloud management platform:

The record includes: unlocker, unlock time, unlock location (requiring cooperation with APP positioning), unlock method (authorized unlock / administrator unlock); ​

Administrators can filter and query by time, lock number, operator, and other dimensions in the backend, and generate Excel reports; ​

In the event of abnormal unlocking (such as brute force cracking), the system will automatically send an alarm message to the administrator's mobile phone, achieving "early warning for abnormalities". ​

For industries requiring compliance audits (such as cold chain logistics and hazardous goods transportation), these records can also serve as electronic vouchers for "operational compliance", avoiding liability disputes caused by incomplete manual records.


Who needs such a smart padlock?

From the perspective of practical application scenarios, this battery-free NFC smart disc padlock is particularly suitable for three types of users:

Logistics and transportation industry: temporary unlocking management of containers, trucks, and freight containers, reducing key handover costs; ​

Self-service storage and shared space: Users can unlock mini-storage units, lockers, and shared tools independently, enhancing service efficiency; ​

Outdoor equipment and engineering: Anti-tampering and remote authorization for communication base stations, power cabinets, and municipal facilities, reducing maintenance costs. ​

Currently, multiple logistics enterprises have reported that after using this padlock, the duration of a single temporary authorization has been shortened from "2 hours" to "5 minutes," resulting in a 70% reduction in key management costs. A certain self-storage brand has successfully resolved multiple disputes involving "users claiming lost items" through the unlocking record tracing function, significantly enhancing customer satisfaction.


In conclusion: The essence of intelligent security is to "reduce costs and increase efficiency"

The innovation of the battery-free NFC smart disc padlock lies not in the accumulation of complex functions, but in precisely addressing the "pain points" of traditional locks - eliminating maintenance hassles with a battery-free design, simplifying permission management with remote authorization, and ensuring safety and compliance through record tracing. ​

If you are struggling with "disorganized key management, cumbersome battery replacement, and no security records", why not give this product a try, which redefines the "smart padlock". Send us a private message now, and you can receive a free sample for testing, experiencing the new security experience of "one-touch unlocking, remote controllability, and full traceability".

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