Only Small Cuff, not Machine Compatible with Omron BP HEM- 7120, 7121, 7130, 7131, 7322, 8712, 762, 4030, 7080, 7081, 7041, 7051, 7111, 7112, 7113, 7115, 7117, 7200, 7201, 7203, 7210, 7211, 8711, SEM-2, JPN1, M5, MX3 ONLY. Not compatible with Omron Comfort Cuff devices: M6 Comfort, M7 and M10-IT, Not compatible with Omron MIT Elite and MIT Elite Plus Cuff fits arm circumference 17 - 22 cm This packet does not contain Machine no sphygmonometer on it