Vima Smart Lock Core Cylinder Tuya Intelligent Security Door Lock 128-Bit Encryption With Keys Connected to Tuya Smart Home System ZYJ 120-75/45MM

* This product has been connected to Tuya APP.   It needs to be used with Tuya Upgrade Version G ateway Device. (Mijia Upgrade Version Gateway, Please refer to
ID:   1328812)
  Description:
1. Vima Smart Lock Cylinder includes only the core of the lock, which is installed instead of a conventional cylinder. Partner released just four versions of the novelty for a different thickness of the door. In the kit there are five keys of different colors, in the m obile application for each one you can adjust the access time. The smartphone will also show who and when opened / closed the door. To enter the house, you need to turn the key in the lock.  
2. If the lock detects a hacking attempt, the mechanism is blocked, the built-in alarm is triggered, and a notification is sent to the user' s smartphone. The built-in chip uses 128-bit encryption to protect against interception of data. You can lock the lost key in the settings. Support for the Z igbee protocol allows you to integrate Vima Smart Lock Cylinder into the smart home system.  
3. Three batteries are enough for a year' s work. Another useful feature - if you forget to remove the key, after 30 seconds the lock will emit a signal and send an alert to the smartphone.
Specification: Brand Vima Name Mecharonic Smart Lock Cylinder Materials 304 Stainless Steel, Brass, Nickel-silver, ABS Working Voltage DC 4.5V Battery Model LR1 AM5 SIZE N 1.5V Wireless connection Z igbee Working Temperature -25? ~ +55? Working Humidity 5% ~ 93%RH Key Quantity 5 APP Tuya APP,   Support IOS & Android Main Material Copper, Stainless Steel Package Size 22.5 x 15.5 x5cm How To Choose The Right Model? NO. Model L1  Size  (Outdoor)   L2  Size (Indoor) 2 ZYJ  80-40/40 35mm~40mm 35mm~39mm 3 ZYJ  90-45/45 40mm~45mm 40mm~44mm 4 ZYJ  100-50/50 45mm~50mm 45mm~49mm 5 ZYJ  100-60/40 55mm~60mm 35mm~39mm 6 ZYJ  100-40/60 35mm~40mm 55mm~59mm 7 ZYJ  120-75/45 70mm~75mm 40mm~44mm
Features: ? In the case of a non-approved key, the lock locks, send an audible signal and alerts directly to the owner’ s m obile ? With a 128bit encoding algorithm, it’ s virtually impossible for someone to copy her keys ? If a key is lost you can change the encoding and just get a new key – not a new lock ? If you leave the key on the lock for more than 30 seconds, it will inform you on the m obile phone for even greater security ? The Smart Lock consumes minimal energy and with 3 batteries it can operate safely for over 1 year   User Manual Includes The Following Contents:
1. Product Introduction
2. Download APP, Link To Tuya Gateway, Adding Cylinder In APP
3. Daily Operate Manual, Local Operation, Tone Manual  
Package Included: 1 x Vima Smart Lock Cylinder 5 x Chip-encrypted Keys 1 x English Version User Manual (Contains Anti-drill Cover, Screws)