Fingertip pulse oximeter TK-2522

TK-2522 Technical Parameters •Display Format: True Color OLED With 4 Direction Dispaly •Pixels: 160*128, 256K color •Pulse Wave: Color OLED Graphic Display •Battery Voltage Indication: Color OLED Graph. •Compact Size: •Friendly Operation Menu for The Function Setting. •Alarm: Visual and Audio •Alarm Setting: 35-99% •Pulse sound: Yes •USB and Wireless interface to Computer •Synchronous Dispaly on the Oximeter and Computer •Inner Flash Memery for More than 30 hours Data Storage •Advanced Software for Sleep Study and Monitoring •Power Supply: 3.7V Rechargeable Lithium Polymer Battery •Charger: USB Charger like Apple ipod and AC charger •Power Consumption: less than 20 Ma ( Wireless and Alarm not work). • SP02:35-99% •Pulse Ratio:30-255 BPM •Resolution: 1 % for SP02 and 1 BPM for Pulse Ratio. •Measurement Accuracy: ±2% in stage of 70%-99% for SP02 •Unspecified in stage of 35-69% for SP02 •±2BPM or ±2%(Select Larger)for Pulse Ratio. •It is equipped with a function switch, through which the Oximeter can be automatically powered off when no finger is in the Oximeter more than 4 seconds ( Not available in Sleep study and Monitoring)