-Bright and colorful design
-Small in size, light weight and portable
-Dual color OLED display with various display modes
-Low power consumption
-Low power indication
-Automatic power-off no later than 8 seconds after no signal
-Optional function: Automatic power-on after 5 seconds when the product detects the signal
-Optional function: Gravity sensor function. Four different display modes will change along with the movement of hands.
-Optional function: PI value which is used to reflect the situation of pulsation flow.