Digi-Glow SPARK! Based on the popular Digi-Glow watch face, SPARK adds a new way to interact with your Gear. When you rotate your wrist, the face will open up to reveal step count, heart rate, battery level, and12hr/24hr digital clocks. Amaze your friends and grab attention across the room by revealing the dynamic SPARK animation! TAP the “9 Area” to change styles and TAP the “3” to change number styles.