What battery is in my biosensor? Daniel January 25, 2024 17:28 Updated It’s a silver oxide non-removable battery. Related articles Can I still use a biosensor after it expires? What Bluetooth radio frequency does my biosensor use? What’s the operating and storage altitude of my biosensors? Can I wear my biosensor in a sauna? Can I wear a biosensor if I have hairy arms? Comments 0 comments Article is closed for comments.