Specifications Datasheet Part No.MbH Blood Pressure Monitor Power source4 x 1.5V AAA alkaline batteries (not included) Automatic power offafter 3 mins idle Cuff range9.4” ~ 16.9″ Size of meter without cuff145 (L) x 64.5 (W) x 29.6 (H) mm, 240 g Regulatory approvalsFDA, CE, IEC