Snailax SL-128B
Snailax SL-128B Shiatsu Neck and Back Massager with Heat and Vibration
Instruction Manual
Introduction
Thank you for choosing the Snailax SL-128B Shiatsu Neck and Back Massager. This device is designed to provide deep tissue kneading massage, soothing heat, and relaxing vibration to help alleviate muscle tension and fatigue. Please read this manual thoroughly before use to ensure safe and optimal operation.

Figure 1: Snailax SL-128B Shiatsu Neck and Back Massager.
Safety Instructions
To ensure safe operation and prevent injury, please observe the following precautions:
- Always unplug the device from the power outlet when not in use or before cleaning.
- Do not use this device in a bathroom or similar wet/damp areas.
- Keep away from heat sources and direct sunlight.
- Do not use on swollen, inflamed areas, skin eruptions, or open wounds.
- Consult a doctor before using if you have a medical condition, are pregnant, or have a pacemaker.
- Do not use for more than 30 minutes at a time to avoid overstimulation. The device has an auto-shutoff feature.
- This device is not a toy. Keep out of reach of children.
Product Features
- Deep Kneading Massage: Features 8 shiatsu kneading nodes with 3 intensity levels. The detachable flap allows for a softer massage experience. Note that rollers are fixed and do not move up and down; position the massager as needed for target areas.
- Vibration Massage: Equipped with 2 vibration motors offering 3 adjustable modes to further relax muscles.
- Soothing Heat: Provides 3 levels of gentle warmth to enhance relaxation and alleviate muscle fatigue.
- Ergonomic Design: Contours to the body for optimal comfort and support.
- User-Friendly Control: Operated via a wired hand controller with clearly labeled buttons.
- Portable and Versatile: Compact design for easy storage and use across various body areas and settings.

Figure 2: Overview of Snailax SL-128B features including Shiatsu, Vibration, Heat, and Auto-Shut Off.
Setup and Operation
Initial Setup
- Place the massager on a chair, sofa, or other stable support.
- Connect the adapter cable to the corresponding cable on the cushion.
- Plug the home adapter into an outlet (between 100-240V).
Using the Hand Controller
The wired hand controller allows you to easily manage all massage functions:
- Power Button: Press to turn the device ON or OFF.
- Intensity Button: Cycles through 3 shiatsu intensity levels (Low, Medium, High).
- Direction Button: Switches the rotation direction of the shiatsu nodes.
- Vibration Button: Activates/deactivates vibration and cycles through 3 modes (M1, M2, M3).
- Heat Button: Activates/deactivates heat and cycles through 3 levels (Low, Medium, High).

Figure 3: Hand controller functions for the Snailax SL-128B.
Multipurpose Use
The versatile design allows the massager to be used on various body parts:
- Neck: Position the massager upside down to target neck and shoulder areas.
- Back/Lumbar: Place upright for lower back massage.
- Arms, Abdomen, Thigh, Calf: Place the massager on the desired area for targeted relief.

Figure 4: Examples of multipurpose use for the Snailax SL-128B massager.
Official Product Video
Video 1: Official Snailax demonstration of the SL-128B Back Massager with Heat. This video showcases the product's features and how it can be used for various body parts.
Care and Cleaning
To maintain your massager and ensure its longevity, follow these care instructions:
- Always unplug the device before cleaning.
- Wipe the surface with a soft, damp cloth. Do not use abrasive cleaners or harsh chemicals.
- Ensure the device is completely dry before storing or next use.
- Store in a cool, dry place away from direct sunlight.
Troubleshooting
Refer to the table below for common issues and their solutions:
| Fault | Solutions |
|---|---|
| Device switches off suddenly. | Device may have been in use for 30 minutes. Auto-shut-off function activated. Continue by pressing the "power" button after resting the unit for 15 minutes. Over-heat protection function activated. Device is switched off for your safety. Please rest device for 15-30 minutes before restarting. |
| Device fails to start. | Check if adapter is plugged into socket and adapter output is connected to device power inlet wire. The battery is low, please charge in time. |
| How the auto-timer works and how to use this function well. | The auto-timer function starts and defaults to a timer of 30 minutes when device turned on. After the timer runs out, the device will auto shut off and you need to re-start it if you wanna continue to use it. |
| If the shiatsu massage roller is too strong for you. | The back massager is equipped with a detachable flap that can reduce massage intensity, you can put it down. Or even you can add a blanket or towel on top of the flap to achieve a far softer massage intensity. |
Specifications
- Product Dimensions: 12.85 x 4 x 15 inches
- Item Weight: 4.06 Pounds
- Model Number: SL-128B(US)
- Manufacturer: Snailax
- Power Source: Corded Electric
- Material: Foam, Leather
- Use For: Back, Neck
Warranty and Support
Snailax warrants this product to be free from defects in workmanship and materials, under normal use, for a period of 12 months from the original invoice date. You can extend your warranty for free from 1 year to 3 years by visiting the Snailax online service center at support.snailax.com.
For any questions or support, please contact Snailax customer service:
- Phone: 714-709-6882 (Monday-Friday 9:00AM-4:30PM PST)
- Email: support@snailax.com
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