ETEKCITY User Manual

Health & Fitness

Smart Shiatsu Foot Massager Model: EM-SF3

Questions or Concerns? • (855) 686-3835

Thank you for purchasing the EMSF3 Smart Foot Massager by Etekcity. 

If you have any questions or concerns, please reach out to our helpful Customer Support Team at We hope you enjoy your new foot massager! 


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Package contents

1x foot massager

1x AC power adapter

1x Quickstart guide

1x Warranty Information 


 Power Supply  Input: AC 100-240V, 50-60Hz Output: DC 12V, 3
Rated Power 36W 
Dimensions 18.4 x 15.4 x 10.7 in / 467 x 390 x 272 mm 
Weight12.1 lb / 5.5 kg
Operating Temperature32 ° -104°F / 0 ° -40°C
Storage Temperature14 ° -122°F / -10°-50°C
Bluetooth® Version 5.0
Compatible Systems Android 5.1/iOS 9.2 and above

Important Safety Information 

To reduce the risk of burns, fire, electric shock, or other injury, follow all instructions and safety guidelines. Read all instructions before using. 


  • Always unplug this massager from the electrical outlet immediately after using and before cleaning.
  • Examine your massager’s fabric covering for any sign of damage before using. If there are any blisters, tears, or cracks, do not use your massager.  
  • • Never use pins or other metallic fasteners with this massager. 
  • • Keep dry. Do not use the massager if it is wet. 


  • Do not leave your massager unattended when plugged in. Unplug when not in use, and before putting on or taking off parts. 
  • Do not operate under a blanket or pillow. Overheating can occur causing fire, electric shock, or other injury.
  • Close supervision is necessary when your massager is used by or near children, invalids, or persons with disabilities.
  • Only use this appliance as directed in this manual. Do not use attachments not recommended by Etekcity.
  • Do not use the massager if it has been dropped, if it is not working properly, or if any of its parts (including the cord or plug) are damaged. Contact Customer Support.
  • Do not use the massager if it has been dropped in water. Turn off and stop using the massager immediately if it makes an unusual noise, emits a strange smell, or if smoke comes from it. Contact Customer Support.
  • Do not carry the massager by the cord. 
  • Keep the cord and adapter away from heated surfaces.
  • Do not insert any object into any opening unless directed by the manual.
  • Do not use outdoors.
  • Do not operate where aerosol (spray) products are being used or where oxygen is being administered. To disconnect, turn off all controls, then unplug. The massager may get hot enough to cause burns on any control setting. Do not use when sleeping. Do not use on infants, disabled persons, or people who are sleeping or unconscious. Do not use on sensitive skin or if you have poor blood circulation. Check the skin in contact with the heated area of the massager frequently to reduce the risk of blistering.
  • Do not use this massager on swollen or inflamed areas. If you have any injury, disease, or reduced feeling in your lower legs or feet, then consult a physician before using.
  • The massager is not intended for medical use or as a substitute for medical attention.
  • Do not crush the massager.
  • Do not use this massager for more than 30 minutes at a time. 
  • Never stand with feet in the massager. Only use while seated.
  • Do not stand on the massager or place heavy objects on it.
  • Do not remove the housing cover.
  • Do not try to repair the massager. Contact Customer Support if the massager is malfunctioning. Positioning your massager incorrectly or applying excess pressure may result in pain or injury. 
  • Not for commercial use. Household use only. 


Function Diagram 

A. Timer Display

B. Bluetooth® Indicator

C. Timer Button

D. Heat Button

E. Intensity Button

F. Mode Button

G. Power Button

H. Massager Housing

I. Detachable Foot Sleeves

J. AC Power Adapter Input

K. AC Power Adapter 

Using the Massager 

Before using, connect the AC power adapter to the massager [Figure 1.7] and plug in to an outlet. 

A. Tap to start the massager. Tap again at any time to stop the massager.

B. Tap ☺ to adjust the massage time between 15, 20, and 25 minutes. 

Note: The timer will restart each time you tap  

Figure 1.1

C. Tap SS to turn the heating function on or off.

D. Tap iil to adjust the massage air pressure level between 1 (Low), 2 (Medium), and 3 (High).

E. Tap to change the massage mode between Mode 1, 2, and 3. 

Mode 1: The massage rollers move slower for a gentler massage.

Mode 2: The massage rollers move faster for a more powerful massage.

Mode 3: The massage rollers will start and pause regularly for a massage with more air pressure. 

Note: The default settings when the massager is turned on are a 15 minute timer with heat off and low intensity in massage mode 1. 

CAUTION: Never stand with feet in the massager. 

Only use while seated. 


  • Do not use this massager for more than 30 minutes at a time.
  • If the massager is used for too long, overheat protection will activate and the massager will shut down. Allow the massager to cool for about 40 minutes before using again.
  • Avoid using with only 1 foot unless necessary, as this may shorten the life of the massager.
  • If you feel uncomfortable or feel pain while using the massager, stop using immediately. Consult a physician if necessary. 

VeSync App Setup 

Note: Due to continuing updates and improvements, the VeSync app may appear slightly different. In case of any differences, follow the in-app instructions. 

1. To download the VeSync app, scan the QR code, or search “VeSync” in the Apple App Store® or Google PlayTM Store. 

Note: For Android users, you must select Allow to use VeSync. 

2. Open the VeSync app. If you already have an account, tap Log In. To create a new account, tap Sign Up. 


Set up your massager with the VeSync app. 

1. Press to turn on the massager. The massager will automatically go into Bluetooth pairing mode, and * will blink.

2. Tap +. 

3. Tap Massager and select your massager. 

Note: Your phone’s Bluetooth must be turned on to connect to the massager. If prompted, turn on Bluetooth in your phone settings. 

4. Tap Connect. When the app discovers your massager, tap on its name. 

Note: Your phone’s GPS / Location service must be turned on to discover the massager. If prompted, turn on Location in your phone settings. 

5. Give your massager a unique name, or use the default name. 


  • Tap camera to change the massager icon.
  • You can change the name and icon at any time by going to the massager screen and tapping 

App Operation 

Note: The massager must be plugged in before using with the app. 

A. Tap ☺ to turn the massager on or off. 

B. Scroll on the central display to select a timer. Choose between 15, 20, and 25 minutes. 

C. Tap to change the massage mode between Mode 1, 2, and 3. 

D. Tap to adjust the massage pressure level between 1 (Low), 2 (Medium), and 3 (High). 

E. Tap to turn on or off the heating function. 

Favorite Settings 

A Favorite is a shortcut to easily apply saved settings to your massager.

To add a Favorite, tap Favorites and follow the in-app instructions. 

You can also tap in the upper right corner to save your current settings as a Favorite. 

Tap Favorites to view a list of all your saved Favorite settings. Tap Apply to immediately use a Favorite setting. Tap on a Favorite to edit it. To remove a Favorite, swipe left and tap ö. Tap v to collapse the list. 

Note: You can change your settings at any time, even while using a Favorite. 


Massager Settings 

Tap @ to see Device Settings. In Device Settings, you can change the massager’s name and icon, upgrade firmware, and delete the massager from your VeSync app. 


  • Regularly upgrade your firmware to make sure your massager works correctly.
  • You can also delete your massager from the My Home screen in the VeSync app- IOSTM: Swipe left on the massager’s name to delete. AndroidTM: Press and hold for 2 seconds on the massager’s name to delete. 


  • Launder the removable foot sleeves when necessary. Wash on delicate cycle in cool or warm water (lower than 122°F / 50°C). 

Note: Laundering may slightly discolor the cloth cover. Wash with dark colors. 

  • Use a soft cotton cloth and non-abrasive detergent to clean the massager. Never immerse in water. 
  • Keep away from heat sources and direct sunlight. 
  • Do not store in extreme temperatures. Storage temperature should be 140-122°F / -10°-50°C. 


 Problem  Possible Solution 
 The massager won’t turn on. Make sure the massager is plugged in. 
Unplug the AC power adapter from the massager and plug it back in. 
The massager won’t connect to my phone.Make sure your phone has Bluetooth turned on and is within 32 ft / 9.75 m of the massager. 
Make sure your massager isn’t connected to any other phones. Bluetooth devices can only connect to 1 phone at a time. 
The massager is turned on, but the massage functions stopped working.If you have been using the massager for a long time, overheat protection may have activated. Turn the massager off and allow it to cool for at least 40 minutes. 
The massage intensity is too strong or too weak.Change the mode and intensity settings of the massager to match your preferences. 
An unknown error occurred. Turn off the massager and turn it back on again. 
Unplug the AC power adapter from the massager and plug it back in. 
The massager is making an unusual noise, emitting a strange smell, or smoke is coming from it.Turn off and stop using the massager immediately. Contact Customer Support

FCC Statement to the User 

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. 

Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment. 

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 of the following measures: 

  • Reorient or relocate the receiving antenna. 
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 
  • Increase the separation between the equipment and receiver. 
  • 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. End users must follow the specific operating instructions for satisfying RF exposure compliance. To maintain compliance with FCC RF exposure compliance requirements, please follow operation instructions as documented in this manual. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with a minimum distance of 20 cm between the radiator and your body. The availability of some specific channels and/or operational frequency bands are country dependent and are firmware programmed at the factory to match the intended destination. The firmware setting is not accessible by the end user. 

you can download PDF version of ETEKCITY User Manual here.