Security Bluetooth Function Keyless Smart Door Lock Letter Box Stainless Steel Padlock

Product Description

Product Description
Worried about thieves ?
Always lost keys and have to replace locks ?
Troublesome to charging electronic lock ?
Wondering that the records of your locks could be tracked ?
That's why we are here !
Product Parameters

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

Create lock without power or wiring makes installation simpler and efficient .

Key Parameters

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. A key could open multiple kinds of locks. Electronic key will record unlocking and locking data You could check the unlock report in smart lock software.
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 .
Provide customized service for model and management software according to your needs. Application industry
CRAT Smart lock widely used in mobile China unicom rn telecom tower and other units.
Our intelligent lock system applied in the communication machine room cabinet, outdoor control cabinets ,optical cable transfer boxes, communication base stations and so on.
MAIN PRODUCTS: Passive smart lock,Electronic Wireless Intelligent lock,Communication base- station smart lock,Passive padlock,Bluetooth padlock,NB Intelligent Optical box lock,Intelligent manhole cover lock,Public passage Smart lock and the full range of smart locks.
We provide free standalone version lock software ,also web-based lock software which is paid.
And,we can customize the lock to your requires .
Please feel free to contect us and tell us your demand .