Usage Instructions
User Manual




RF (Radio Frequency)
Equipped with 120% Powered RF*¹!
Radio frequency (RF) is a function that has been researched for the purpose of warming the skin using high frequencies. Using 1-MHz radio frequencies (which are also used at Professional Salon and Spas) to warm the skin creates more appropriate conditions for treatment.
Powered by YA-MAN's proprietary Dual Ring Technology to warm the skin both deeply*² and for a long periods of time. Use at a level where the area of treatment becomes warm gradually and feels comfortable.

* The device shown in the video is HRF-17: Cavi Spa RF Core
SONIC (Cavitation)
Equipped with 120% Powered Cavitation!*
Experience and care your skin with our advanced cavitation technology, delivering the powerful 330 kHz frequency and vibration used in professional salon.

* The device shown in the video is HRF-17: Cavi Spa RF Core
EMS (Electrical Muscle Stimulation)
Also recommended for those who dislike exercising!
This device "exercises muscles through direct electrical stimulation to the" muscles. This popular device stimulates the muscles simply by placing it against the skin, making this a perfect solution for those who do not like exercising. Be sure to use the device at a level that feels comfortable.
Note: Do not increase the level to the point where you feel an unpleasant tingling sensation. *Sensations may be felt differently when using the device under and out of water.
* The device shown in the video is HRF-17: Cavi Spa RF Core

Newly equipped with high frequency EMS!
It is possible to work deeper into the muscles with the combination of High and Low Frequency EMS Waves.
How to Use
Efficient body and face care that combines three functions

This device allows you to target areas of concern using your preferred operating mode.
When using the device for the first time, be sure to set the Radio Frequency (RF) and EMS functions to Level 1 until you become familiar with the device.
Face Mode
Gently warms the skin while targeting facial muscles, helping to care for and condition the skin.
Body Mode
Delivers powerful electrical stimulation over a wide treatment surface, enabling efficient care for larger body areas.


Safe for Bath
Because the device features a waterproof structure, it can also be used during bath time.
It is generally said that when body temperature rises, metabolism also tends to increase. By making effective use of your relaxing bath time, you can achieve more efficient body care.
* Waterproof rating equivalent to IPX7
How to Use
Efficient body and face care combining 3 functions
This device enables you to treat areas of concern with your preferred operating mode.
When first beginning to use the device, be sure to operate radio frequency (RF)/EMS functions at Level 1 until you become familiar with the device.


You can also use it for facial care. Care for areas of concern with your preferred mode.
Face Mode
Gently warms the skin while targeting facial muscles, helping to care for and condition the skin.
Body Mode
Delivers powerful electrical stimulation over a wide treatment surface, enabling efficient care for larger body areas.

Designed with simplicity and ease of use in mind.

Palm-sized, soft ergonomic design
Shaped into a rounded, palm-sized form based on natural hand movements during use for a comfortable grip and easy handling.
Simple button operation
Press and hold the POWER button to turn the device on/off. Short press the mode buttons to switch between modes. Adjustable intensity to suit your preference.
Choose according to preference
RF output levels: 3 levels. EMS levels: 6 levels. Select the level that feels most comfortable for you.
Auto Safety Shut-Off
For safety, the device automatically powers off after 10 minutes of use or if the built-in temperature sensor detects excessive heat. A buzzer sounds when the device turns off.
End-of-Care Buzzer
A buzzer sounds when your treatment is complete.
* Waterproof rating equivalent to IPX7 (JIS standard), allowing use while bathing or in the shower.
Waterproof design turns your bath time into esthetic care time.

Because the device features a waterproof structure, it can also be used during bath time.
It is generally said that when body temperature rises, metabolism also tends to increase. By making effective use of your relaxing bath time, you can achieve more efficient body care.
* Waterproof rating equivalent to IPX7
