Finger-worn
user input devices and methods for operating same. In some embodiments, a device includes at least one rotatable section (112, 112′, 912) and an indication mechanism (116, 116a, 130, 516, 526, 616, 816, 826, 836, 1316, 1416, 1616, 2116, 2222, 2320, 2720, 3524) for indicating either a device use or a device state. In some embodiments, a device includes a stationary section (114), at least one rotatable section (112, 912) and an indication mechanism. In some embodiments, one or more rotatable sections are tiltable. In some embodiments, a device further includes one or more mechanisms selected from mechanisms used for sensing (118, 128, 128a, 134, 136, 1216), communication (140), power generation (616, 3342), light generation (526), vibration generation (516), reflection (816, 826, 836), illumination (3616), projection (3420), physical feedback (340) and magnetic influence (736).