Features:
Wireless data transmission can communicate with PC/mobile phone/PDA
External pediatric, neonatal SpO2 probe available 
Large true color OLED display of SpO2, PR, Pulse Bar, PI & Plethysmogram
Multi-direction display, various display modes (automatic change of display 4 directions by built-in orientation-sensor)
Automatic power on/off
Audible & visible alarm function
Pulse beep with pitch tone, pulse beep on/off and alarm limits can be set via setup menu
More than 10 hours continuous working time with 2 AAA alkaline batteries if turn on wireless function
Low battery voltage indication