E202 Smart lock User Manual

Information and Safety Warning:

Note: Please prepare a Phillips screw driver and 4 AA batteries before

  1. Keep your fingers clean before using this product.
  2. In original settings, it can be unlocked with any fingerprint, any card,
    or password 1234567890 and #.
  3. If the power is insufficient, there will be an alarm prompt, please
    replace with 4 new batteries in time.
  4. Please don`t use corrodent material to clean the surface.
  5. When the password/fingerprint/card/APP can not unlock the door,
    please use the key to unlock the door. Please keep the emergency key
    with you or put it in outdoor safe place.
  6. The lock is suitable for 40-100mm thick doors


  1. The total capacity of system is 300, and Fingerprint capacity is up to 100,
    and the first three are administrator.
  2. Touching button, durable.
  3. Support 6-8 password and 20 virtual password.
  4. Support low power warning

Fingerprint Sensorsemiconductor
Identify Time0.3S
Unlock WayFingerprint, Card, Password, Key and APP
System Capacity300
Supply Voltage6V
Low Voltage Warning4.8V
Standby Current<=50uA


  1. Installation Instructions
    a. It is recommended to look for professionals to install, watch the video
    carefully before installing.
    b. Please note that the connection line can’t be pressed or folded during
    c. Before the installation, the lock must be selected correctly according
    to the door opening direction, because the handle can’t be adjusted.
    d. While installing, the door must be in half open state until the
    commissioning is completed.
    e. After the installation is completed, when the fingerprint, card,
    password(1234567890) and #, APP, key unlock, test whether the front
    handle and back handle unlock/lock normally or not.
    f. If it does not work properly, please check if there is improper installation
    or the power cord is loose.

2. Installation Overview

E202 Smart lock User Manual

1.Front Panel
2.Connection Column
3.Square Steel
4.Lock Body
5.Connection Line
6.Back Panel
7.SET Button
8.Connectiion Column Screws
9.Battery Cover
10.Battery Cover Screw
11.Back Handle
12.Connectiion Column Screws
13.Reverse Lock Knob
14.Back Locking Paddle
16.Lock Body Screws
17.Connectiion Column
18.Key Hole
19.Emergency Power Port
20.Front Handle

  1. Confirm The Direction of The Door
    This smart lock is suitable for Left Out/Left In/Right Out/Right In) 4 kinds of door
    opening directions.
E202 Smart lock User Manual

  1. Open Hole
    Please refer to the opening hole drawing, and drill right holes on the door

  1. Install Lock Body
    5.1. Choose the installation direction of the latch-bolt of the lock body by
    the door opening directions.

5.2. Change the direction of lock body
a. Push the reversing block to the other
b. Push the latch-bolt into the lock and
turn 180 degrees.
c. Put back the reversing block, and the
latch-bolt will pop up automatically.

Choosing the parts:

Choose suitable parts according to the following table

Door thicknessSquare Steel LengthConnection Column LengthConnection Column Screw Length
1.57-2.16  Inch3.15 Inch1.38 Inch1.18 and 1.97 Inch
2.17-2.36  Inch3.15 Inch1.77 or 2.17 Inch1.18 and 1.97 Inch
2.76-3.15  Inch3.94 Inch1.77 or 2.17 Inch1.97 and 2.76 Inch
3.55-3.94  Inch4.72 Inch1.77 or 2.17 Inch2.76 and 3.54 Inch
>3.94 Inch5.51 Inch1.77 or 2.17 Inch3.54 and 4.33 Inch

Install the lock:

Install 2 connection columns
on the front panel.

Install the front panel.
a. Insert the suitable square steel into the
lock body.
b. Pass the connection line through the door
c. Align the square steel with the square steel
hole of the front panel and fix the front panel
on the door, then press the other end of the
square steel.

Install the back panel.
a. Press the front panel, and connect the
connection line with the corresponding
interface of the back panel, then Insert
the excess line into the door hole.
b. Insert back locking paddle into the lock
body, and you can cut off one or two
sections of back locking paddle according
to the thickness of the door.
c. Align the square steel with the square
steel hole of the back panel, and compress
the back panel.
d. Lock 2 connection column screws to fix the back panel.
e. Install 4 AA batteries and the battery cover, then lock the battery
cover screw.

Using The Lock

Add The Administrator

  1. Remove the battery cover, short press `Set`(back panel) or long press `*`, then the voice prompts: `Please add administrator`.
  2. Add admin`s fingerprint(the same fingerprint,3 times), card, or password (6-8 numbers) and `#`(the same password, 2 times).
  3. The voice prompts: `add successfully`.
  4. Then you can continue to add.

Notes: 1. The first three are administrator.

2. `*`: Back, Sign out button, `#`: confirm button.

Add The User

  1. Remove the battery cover, short press `Set`(back panel) or long press `*`, then the voice prompts: `Please verify the administrator`.
  2. Verify the administrator.
  3. Add user`s fingerprint(the same fingerprint,3 times), card, or password (6-8 numbers) and `#`(the same password, 2 times).
  4. The voice prompts: `Add successfully`.
  5. Then you can continue to add.

Delete the user

  1. Remove the battery cover, short press `Set`(back panel) or long press `*`, then the voice prompts: `Please verify the administrator`.
  2. Verify the administrator.
  3. Short press Set(back panel) or long press * again.
  4. Press 1 to remove all user fingerprints, press 2 to remove all user passwords,
  5. press 3 to remove all user cards, press 4 to remove all users.
  6. The voice prompts:successful.
  7. Note: The administrator can`t be removed by doing this.

Reset The Lock

  • Remove the battery cover, long press Set for 3 seconds.
  • The system restore to the factory default settings.
  • After the reset, all the information are removed (including administrator).
  • Administrator password will return to its default 1234567890.
  • Please add a new administrator immediately.

APP Installation

  • Search tuyaaoni in APP store, download and install APP.
  • Registration and login with the mobile phone number.
  • Please refer to the operation prompt to complete the network configuration

Add Network

Short press 3+#, Verify the administrator.

Network configuration mode: press # to change.
a. Normal mode: the LED of 8 fast flash, please add network in APP.
b. Compatibility mode: the LED of 8 slow flash, please add network in the
Compatibility mode of APP.

Add successfully: The voice prompts add successfully.

Add failure: LED light show X and the voice prompts add failure.

If the password is entered wrong for 5 times continuously, the system will be locked
for 180 seconds, and the fingerprint or card unlock can remove self-locking.

Low Power Warning
When the battery power is lower than 4.8V, the lock will prompt The battery is use up, please replace it, please replace with 4 new batteries in time.

Virtual Password
Enter virtual password before or after the real password, it can be unlocked

E202 Smart lock User Manual


This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may
cause undesired operation.
Warning: Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
FCC Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. This equipment should be installed and operated with minimum distance
20cm between the radiator & your body