User's Manual
Copyright Grektek Holdings, Inc. 2020   V2.4 July 22, 2020 
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Operating Information: 
Storage: You may store your everbeat watch either on its charging stand, in its original package, 
or securely by itself. It should always be stored at normal room temperature and humidity. 
Travel or international use: The everbeat system can be used internationally as long as proper 
use and instructions are followed. 
Expected failure time and mode and its effect on the patient 
If the everbeat system is unable to record an ECG – the everbeat App will notify you that it was 
unable to determine a result.  You can try retaking your ECG, but if you are concerned or have 
symptoms, you should contact your physician. 
Warranty 
Grektek makes no warranty for  any data or information that is collected erroneously by the 
device, or misuse or malfunction as a result of abuse, accidents, alteration, misuse, neglect, or 
failure to maintain the product as instructed. Interpretations made by this device are potential 
findings, not a complete diagnosis of cardiac conditions. All interpretations should be reviewed 
by a medical professional for clinical decision-making. 
Specifications 
Operating environment 
The everbeat watch is designed for daily use in dry conditions. 
Operational Temperature +5 to +38 degrees C 
Operational Humidity 15% to 95% (non‐condensing) 
Operational Pressure 700 hPa to 1,060 hPa 
Device Specifications 
Battery: Lithium Ion 130mAh 
Storage Conditions: Original package under normal room temperature and humidity 
Made in China 
User Assistance Information 
Email us at help@grektek.com 
Grektek, LLC 
www.grektek.com 
943 Willowleaf Way 
Potomac, MD 20854 










