ETEKCITY ESN90 User manual

1
Questions or Concerns? [e-mail] • [phone]
Smart
Nutrition Scale
Model: ESN90

2
Thank you for purchasing the
Smart Nutrition Scale by Etekcity.
If you have any questions or concerns, please reach out to our
helpful Customer Support Team at [e-mail].
We hope you enjoy your new smart nutrition scale!
BECOME AN ETEKCITIZEN
Get exclusive deals, giveaways, and product registration.
Better products for better living. Find us at etekcity.com

3
1 x Smart Nutrition Scale
3 x 1.5V AAA Batteries (Pre-Installed)
1 x Quick Start Guide
Specifications
Increments
Package Contents
Weight Capacity 176.4 oz / 11 lb / 5000 g / 5000 mL
Units oz / lb:oz / fl’oz (water/milk) / g /
mL (water/milk)
Backlight Auto-Off 30–120 seconds (adjustable in app)
Scale Auto-Off 120 seconds
Dimensions 8.1 x 6.5 x 1.3 in /
207 x 166 x 34 mm
Battery 3 x 1.5V AAA batteries
Table of Contents
Package Contents
Specifications
Safety Information
Function Diagram
Digital Display
Setup
VeSync App Configuration
Scale Operation
• Tips
• Measurement
• Tare Function
Maintenance
Troubleshooting
Warranty Information
Customer Support
3
3
4
5
5
6
7
8
8
8
9
10
11
13
14
Measurement Unit Item Weight Increment
g< 1000 g 0.1 g
1000–5000 g 1 g
oz < 35 oz 0.01 oz
35–176 oz 0.05 oz

4
Safety Information
Scale Batteries
• Do not exceed the 11 lb / 5000 g weight capacity,
as doing so may damage the scale. An overload
indicator will appear on the LCD display if the
limit is exceeded.
• Smart scales are not waterproof. Do not immerse
the scale in water or any liquid. If liquid is spilled
on the digital display or buttons, immediately
wipe the scale clean with a soft cloth to avoid
internal damage.
• Handle with care. This scale is not intended for
commercial or heavy-duty use.
• Keep the scale in a cool, dry place. Avoid exposing
to damp environments or extreme temperatures.
• Household use only.
• Do not mix new and old batteries.
• If the low battery indicator (“ ”) appears on the
display, replace the batteries.
• If the scale is not in use for an extended period of
time, remove the batteries to conserve battery life
and extend the lifetime of the scale.
To avoid damage to this scale, please read and follow all instructions and safety guidelines in this manual.
SAVE THESE
INSTRUCTIONS

5
Function Diagram Digital Display
A. Weighing Platform
B. Unit Selection Button
C. Digital Display
D. Power/Tare Button
E. Anti-Skid Pads
F. Battery Compartment
A. Bluetooth®Mode
B. Weighing Mode
C. Measurement Unit
D. Tare Mode
E. Negative Weight Value
F. Weight Value
A
E F
B
D
C
A F
C
D
B
E

6
Setup
Before first use, remove the plastic strip from the
battery compartment. [Figure 1.1]
1. Open the battery compartment on the underside
of the scale.
2. If necessary, insert the included AAA batteries,
making sure they are under the correct polarity
as marked in the battery compartment.
[Figure 1.2]
3. Replace the battery cover.
4. Press to turn on the scale.
Figure 1.2
Figure 1.1
AAA batteries
Pull

7
VeSync App Configuration
1. To download the VeSync app, scan the QR code
or search “VeSync” in the Apple App Store®or
Google Play™Store.
Note: Due to ongoing updates and improvements, the
VeSync app may be slightly different than shown in the
manual. In case of any differences, follow the in-app
instructions.
Note: For Android™ users, choose “Allow” to use VeSync.
Note: You must create your own VeSync account to use
third-party services and products. These will not work with
a guest account. With a VeSync account, you can also allow
your family or friends to use your nutrition scale. Even if you
get a new phone, your nutrition records will still be available
on your VeSync account.
Note:
• Make sure your phone’s Bluetooth®is turned on in your
phone settings.
• For Android users, make sure your Location is turned
on as well.
2. Open the VeSync app. If you already have an
account, tap Log In. To create a new account,
tap Sign Up.
3. Tap +and follow the in-app instructions to add
your smart scale.

8
Scale Operation
Tips
• For accurate results, always place the scale on a
hard, dry, flat surface, and keep the scale away
from dirt, dust, vibration, wind, air currents, and
electromagnetic interference.
• When you turn on the scale, choose units, or use
the Tare function, always wait for the scale to
read “ ” before attempting measurement.
Measurement
1. Press to turn on the scale. Press UNIT to
select your desired measuring unit, which will
show at the top of the display.
a. Weight: Choose between ounces (“oz”), both
pounds and ounces (“lb:oz”), or grams (“g”).
b. Volume: Scale measures in fluid ounces
(“fl’oz”) and milliliters (“ml”). Select water
or milk options.
2. Optional: If you’re using a container to hold
the items or liquid you’re measuring, first place
the empty container on the scale. Press to
zero out (tare) the container’s weight (see Tare
Function, page 9).
3. Gently place your item on the scale. The display
will show the weight or volume.
Note: You can use the VeSync app to operate your scale, and
for additional features such as extra settings, food records,
tracking nutrition goals, and more.

9
Note:
• To reset the scale, remove all weight from the platform
and press .
• To conserve battery power, the scale will automatically
turn off after 2 minutes of inactivity. The display backlight
will automatically turn off after 30 seconds of inactivity.
You can change these settings in the VeSync app.
Tare Function
1. Place an empty container on the scale. The
display will show the container’s weight.
2. Press . The display will show “ ” again.
[Figure 2.1]
3. Place liquid or items in the container. The scale
will now measure the liquid or items without
including the weight of the container.
4. When you’re done, reset the scale by removing
all weight and pressing .
Whenever you measure liquid or items inside a
container, you can use the Tare function to remove
the container’s weight from the final measurement.
Figure 2.1
4. Press and hold for 2 seconds to turn off the
scale.

10
Maintenance
• Use a slightly damp cloth to clean the surface
of the scale, followed by a dry, soft cloth to wipe
away the remaining moisture.
• You can use a dry, soft cloth to wipe dust off the
scale.
• Do not wash the scale or immerse it in water or
any other liquid.