HS103 Fitbit Versa battery replacement (Do it yourself) - YouTube
Fitbit Versa 2 Battery
Fitbit Versa Health & Fitness Smartwatch with heart rate measurement, 4+ day battery life & water-repellent to a depth of 50 m : Amazon.de: Electronics & Photo
fitbit versa teardown | How to open fitbit versa - YouTube
Tutorial How to Repair Replace Battery and Battery Cover on Fitbit Versa 2 - YouTube