How do you change the battery in your arnette watch ar1000?

To change the battery in your Arnette AR1000 watch, first, use a small screwdriver to carefully remove the case back by unscrewing or prying it open, depending on the design. Once the back is off, gently take out the old battery, noting its orientation, and replace it with a new one of the same type. After ensuring the new battery is securely in place, reattach the case back, ensuring it's sealed properly to maintain water resistance. Finally, check the watch's functionality to ensure everything is working correctly.