High Security Electronic Passive Smart Cyberlock Padlock with Flexible Authorization1
2 year agoThe lock body is made of solid SUS304 stainless steel, which is durable and corrosion-resistant. The surface is brushed, which enhances the beauty of the lock.
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Operating voltage range: 3V to 5.5V
Temperature conditions: -40°C to 80°C
Humidity environment: 20% to 98% RH

This padlock is capable of withstanding over 300,000 unlocking operations, ensuring long-term reliability and long-lasting service life.
This electronic smart padlock with IP68 protection rating is dustproof and waterproof and very durable. Advanced encryption technology, 128-bit encoding system provides advanced security, effectively preventing unauthorized access. The lock cylinder's 360° design and anti-violence mechanism, as well as the log function that can record unlocking, locking and other operations, are all strong guarantees for its safety.
The electronic smart padlock is a secure storage solution that combines durability, cutting-edge technology and user-friendliness.


Lock body material | SUS304 Stainless steel |
Surface treatment | Brushed stainless steel |
Operating voltage | 3V-5.5V |
Operating environment | Temperature(-40°C~80°C),Humidity(20%~98%RH) |
Unlocking times | ≥300000 |
Protection level | IP68 |
Encoding digits Number | 128bit(No mutual opening rate) |
Lock cylinder technology | 360°,Idle design to prevent violent opening,Storage Operations (Unlock ,Lock, Petrol ,etc.) Log |
Encryption Technology | Digital encoding technology & encrypted communication technology ;Eliminate echnology activation |


Model | CRT-K100L/K104L | CRT-K102-4G |
Operating voltage | 3.3V-4.2V | |
Operating environment | Temperature (-40~80°),Humidity(20%~93%RH) | |
Barrery capacity | 500mAh | |
One charge for unlock times | 1000times | |
Charging time | 2 hours | |
Communication interf | Type-C | |
Unlock record | 100,000 pieces | |
Protction level | IP67 | |
Fingerprint identification | × | √ |
Visual screen | × | √ |
Date transfer | √ | √ |
Remote authorization | × | √ |
Voice+light prompt | √ | √ |
Bluetooth | √ | √ |
NB-lot/4G | × | √ |
CRAT Smart Passive Electronic Lock System is composed of passive locks, smart electronic key and intelligent lock management software.
If your key was lost or theft. such keys can be swiftly disabled.
Data transfer (basic) remote authorization fingerprint identification.
Authorization management makes it convenient to assign unlock permission to department or individual.
The presentation of combining list and the map makes every lock clear visible.
We invest over 3% of our annual sales revenue in R&D with numerous patent achievements .


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Main Product:
Passive smart lock,
IoT lock,
Smart manhole cover,
IoT Lock Management System ,
smart lock,
Electronic lock
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