IP68 Wasserdicht ECG Smart Ring R30 Blutsauerstoff Herzfrequenz Schlafmonitor Körpertemperaturmonitor. Waterproof Level : IP68 Waterproof. ECG sensor:Goodix 3228T. ECG Monitor. 3.Travel-friendly Design: With its portable design, compact size, and light weight, this smart ring is easy to carry and ideal for travelers who want to stay connected and secure.
eBay