The Medtech Blood Pressure Monitor is the best blood pressure monitor that every household should have for monitoring their family's heart health. The Medtech Blood Pressure Monitor is a highly accurate and quick reading device that helps you monitor your blood pressure and pulse levels conveniently. Pulse measurement accuracy: fast and reliable, results can be obtained within seconds and avoid inaccurate results. USB Port- Your Medtech BP09N can now be powered by a USB Cable so that if you run out of battery, you don't give up on your health monitoring. The large LCD helps user easily read the numbers on the screen. No need to worry if the batteries die. You can always use the Medtech Blood Pressure Monitor with a Micro-USB cable. The BP monitor also has a memory function that helps you to store 90 readings for two members each! BP monitor also includes 4 AAA batteries to run the product. Please note that batteries are not rechargeable. Choose Good Health for you and your family with Medtech! Caring for Life!