TFT true color LCD/LED power-saving mode,power-down memory function Built-in rechargeable Lithium battery.

Features:

 

1.       LCD display and LED display2.       With the functions of alarm upper and lower limit setup, brightness and volume adjustment . 3.       Have the trends map, trend data playback functions (except for the LED display) 4.       Have the power-saving mode, power-down memory function (except for the LED display) 5.       Built-in rechargeable lithium battery(except for the LED display) 6.       Scalable data output function(except for the LED display)

Handheld pulse oximeter