*Digital Technology, *Alarm with freely set limit. *Accurate measurement during low perfusion *Anti-Movement, Stable Performance * Built-in rechargeable battery and seat-type charger; Power-Saved function *Built-in memory card for data memory; Connection with computer for downloading data *Bright, Easy-to-Read LED Numerals * Lightweight, Portable 2 parameters: SPO2 + Pulse Rate
2. Pulse Rate Measurement range: 15bpm-400bpm Accuracy: 1 bpm or -2% ~2%. Take the bigger one
3. Visual Displays and Indicators: SpO2 % display: Red LED. Variable brightness Pulse Rate display: Green LED, variable brightness Pulse intensity: Red LED 8 bars Power Indicator Light: Green; Normal Low Power voltage: Red and Blink Low perfusion indicator: Red bar
4. Audio Indicator: Probe off audio indicator (every thirty seconds) Pulse audio indicator Key-pressing indicator Low power voltage