MONITOR, BP HOME USE W/CUFF 22-42CM Captures blood pressure on inflation for quick and comfortable readings Irregular heartbeat indicator Motion indicator Free app enables patients to engage in their progress toward blood pressure goals and automatically send readings to their physician for review Free Clinical Portal allows physicians to securely review patient compliance and progress Powered by four AA alkaline batteries (included)€%XE2%X80?optional AC adapter available Welch Allyn Home Blood Pressure Monitor with SureBP (1700 Series) with D-Ring Standard Wide Cuff (22-42cm), 4 Alkaline AA batteries Extra Small Cuffs (15-24cm)and Extra Large Blood Pressure Cuffs (40-54cm) are available for purchase