Color: Orange + white - Material: PVC - Quantity: 1 - Display Screen: 1.2" LCD - Power: 2 x 1.5V AAA alkaline batteries (not included) - Weak perfusion measure performance: 0.3% - Measuring specification: Sp02 - Measuring range: 0~100% - Resolution: 1% - Accuracy: 70~100% 2% 0~69% - Azimuth measurement: 25~260BPM - Resolution: 1BPM - Accuracy: 2BPM - Lightweight for carrying and easy to use - Manually adjust the direction of interface - Color OLED display simultaneous display for testing value and plethysmogram - Low perfusion down to 0.3% - Visual alarm function real-time spot checks - Low battery voltage indicator - Automatically switch off - Humanized design - Anti-movement algorithm - Good performance during low perfusion - Low power consumption & automatically power off - Packing list: - 1 x Finger pulse oximeter - 1 x Strap - 1 x English user manual