XIAOMI E20 Smart Door Lock with WiFi and Multiple Unlocking Methods ( Item#: PAA5691 )

Features:
Remote Viewing and Control: With the Mijia APP, you can check the status, logs, alarm reminders, and family member arrival reminders of your door lock anytime, anywhere, giving you full control and a strong sense of security.
Smart Linkage: Supports various linkage conditions, such as automatically turning on the lights when you get home, making your life smarter and more convenient.
Multiple Unlocking Methods: Supports a variety of unlocking methods such as fingerprint, password, cyclic/one-time password, NFC, mobile BT, key, etc., to meet your various needs.
AI 3D Fingerprint Recognition Technology: The self-learning algorithm gets better with use, and the fingerprint information is constantly iterated for more accurate recognition, making unlocking faster and safer.
Integrated Smart Doorbell: Real-time reminders when guests visit, so you never miss important visitors.
Full Detection Electronic Lock Body: 4 precise intelligent sensors can detect 8 states, real-time monitoring of abnormal states such as door ajar, long time not closed, overtime not locked, can be viewed locally and remotely.
Long Battery Life: 15-month long battery life, say goodbye to battery anxiety.

Specification:
Color: Black
Material: Alloy metal
Power supply: 8 x 5 batteries ( rated 1.5V ), Type-C emergency power supply (5V 1A)
Wireless Connection: Wi-Fi IEEE 802.11b/g/n 2.4GHz, BT 5.3, NFC
Product security level: Class B ( GA 374-2019 )
Lock cylinder security level: C grade
Working temperature: -25°C~55°C
Operating humidity: 0~93% RH, non-condensing
Environmental adaptability grade: Class II (GA 374-2019)
Product size: 407*77*23.2mm ( Panel )
Product weight: 4kg
Package size: 42*10*8cm
Package weight: 4.2kg

Package list:
1* Front Panel
1* Rear Panel
1* Mechanical cylinder 
1* Lock Body
2* Emergency Keys
1* Screw kit
8* Five batteries
1* Accessory kit
1* Installation Opening Diagram
1* Door fastening plate
1* Instruction manual