User's Manual

03 English English 04

GETTING STARTED

Download eufy Security App

Download the eufy Security app from the App Store (iOS devices running version

10.2 and later versions) or Google Play (Android devices running version 5.0 and later

versions).

battery cover and scan the QR code on the back of the device to view the Smart Lock

installation video.

Note: The T8500 Smart Lock is embedded with an encryption chip. Bluetooth data

and ngerprint information are all encrypted, so user information is secure

and cannot be accessed by others.

Prepare Door for Installation

1. Make sure that the following criteria are met so that the Smart Lock can be installed

properly:

①

Check the door status. Make sure the doorframe is aligned with the door.

②

There are no obstructions stuck in the doorframe.

③

Leave enough space for the deadbolt to extend into the doorframe when the

door is locked.

2. Check your door / frame dimensions to make sure that they t the following

measurements:

• The cross bore diameter (2

'' / 54 mm or 1½'' / 38 mm)

• Backset (2

'' / 60 mm or 2¾'' / 70 mm)

• Diameter of the door hole (1'' / 25 mm)

• Door thickness (1

'' / 35 mm - 2 '' / 55 mm)

Cross bore

diameter

2 ⅛" or 54mm

Cross bore

diameter

1 ½" or 38 mm

Backset

2⅜" / 60 mm or

2¾" / 70 mm

Door hole

diameter

1" or 25 mm

1⅜" / 35 mm -

2 ⅛" / 55 mm

Door thickness

3. If you have an existing lock, remove it, including the bolt.