EMG Patches (Refill)

Cenli is used for 10 minutes daily to complete a biofeedback session. The app instructs you on how to do this and provides training in biofeedback and the various measurements from the sensors. The app provides you with detailed statistics from each biofeedback session with its own score and includes a knowledge bank for training and self-help.

Cenli comes with a user manual that takes you step by step through the use of the product.

Cenli is a compact and user-friendly sensor kit that measures pulse variation, skin temperature in the finger, and muscle tension in the neck. The sensors are attached with small hydrogel electrodes and connect wirelessly to the Cenli app via Bluetooth. Cenli is developed for adults over 18 years of age.

• Battery: Rechargeable (USB-C), approximately 8 hours of use, fully charged in approximately 4 hours.
• Weight: Only 190 g in total
• Size: Charging case with sensors is 8x14 cm
• Compatibility: iOS and Android (requires internet connection for synchronization)
• Operating environment: Indoors, 5–27 °C

This product has been developed in accordance with EU directives and regulations:

• 2014/53/EU (RED – Radio Equipment Directive)
• 2014/30/EU (EMC – Electromagnetic Compatibility)
• 2011/65/EU (RoHS – Restriction of Hazardous Substances)
• 2023/1542/EU (Battery Regulation)
• 2012/19/EU (WEEE – Waste Electrical and Electronic Equipment)
• 1907/2006/EC (REACH – Registration, Evaluation, Authorisation and Restriction of Chemicals)
• 2023/988/EU (GPSR – General Product Safety Regulation)

The product is tested according to (latest tests performed October 2025):

• EN 301 489-1 (EMC for radio equipment, general)
• EN 301 489-17 (EMC for radio equipment, Bluetooth)
• EN 55032 (Multimedia equipment: emissions)
• EN 55035 (Multimedia equipment: immunity)
• EN 61000-3-2 (Limitation of harmonic currents)
• EN 61000-3-3 (Limitation of voltage changes/flutter)
• EN 62368-1 (Safety for audio/video and ICT equipment)

CE marking can be found on the product label and on the packaging.

Note: This product is not a medical device and is not intended to prevent, diagnose, treat, or cure any disease or medical condition. Always consult with a doctor regarding medical questions. Pay attention to your body's signals, and remember that any changes in lifestyle or behavior based on data from the device are the user's own responsibility.