1. Introduction

The S819 - 2MAX Digital Door Lock is a security essential for homes, apartments, and hotels. Its video intercom camera helps you identify visitors easily. With fingerprint, password, and key card access options, it suits everyone. Tuya WIFI allows remote control, letting you manage access and get activity alerts from anywhere. Enjoy top - tier security and great convenience in one lock.

2. Features

n Multiple Unlock Methods​

Ø Fingerprint: Equipped with advanced fingerprint recognition technology, it offers rapid and accurate unlocking. The fingerprint sensor is highly adaptable.​

Ø Password: Allows users to set personal passwords. Some models support temporary guest passwords with time - limit settings.​

Ø Card - based: Comes with RFID key cards. A simple tap unlocks the door, which is convenient and practical.​

Ø Tuya Wi - Fi: Connects to Wi - Fi via the Tuya app. Enables remote lock control, status checking, and real - time notification receiving.​

Ø Video Intercom Camera: Features a built - in camera, enabling real - time viewing and communication with visitors through the app.​

n Durable Material​

Ø Made of high - quality aluminum alloy, it is sturdy, corrosion - resistant, and can withstand daily wear and impacts.​

n Wide Application​

Ø Home and Apartment: Enhances residential security. Family members can choose their preferred unlocking methods, and remote management is available.​

Ø Hotel: Multiple unlock options are convenient for guests. Hotels can manage remotely, issue keys efficiently, and record access information.

3. Applications

n Home

Unlock by fingerprint, password, key card or app (Tuya WIFI). Video intercom for visitor communication and remote unlocking. Check access records.

n Apartment

Managers use Tuya to manage locks. Tenants enter via fingerprint etc. Video intercom for visitors. Real - time access monitoring.

n Hotel

Reception assigns passwords/cards. Guests self - check - in. Monitor lock status and change passwords post - check - out. Video intercom for guest - reception contact.

4. Specification

5. Product Descriptions

6. Company Profile

7. Certificates