Aktiia 24/7 Blood Pressure Monitoring System Up for sale is a pre-owned Aktiia 24/7 Blood Pressure Monitoring System in excellent, fully working condition. This is a clinically validated medical device designed for continuous, hassle-free blood pressure tracking throughout the day and night. As shown in image, this listing includes everything you need to get started: Aktiia Monitoring Bracelet (with functioning green optical sensor) Aktiia Calibration Arm Cuff (essential for the initial and ongoing system calibrations) USB Charging Cradle & Cable Original Box User Manuals / Quick Start Guides Spare wrist band XL