PR8331 Fingertip - Pulse Oximeter The pulse Oximeter, based on all digital technology, is intended for noninvasive spot-check measurement of functional oxygen saturation of arterial hemoglobin (Sp02) Advanced DSP algorithm can minish the influence of motion artifact and improve the measurement accuracy of low perfusion. The Oximeter can be used to measure human Hemoglobin Saturation and heart rate through fingers. Product Features: - Lightweight for carrying and Easy-To-Use - Manually adjust the direction of interface - LED display, simultaneous display for testing value and bar graph - Low battery voltage indicator - Automatically standby or sleep Specifications: - Display type: TFT display - Spo2: Measurement range 70%-99% Accuracy: +2% on the stage of 70%-99%, Unspecified (170%) - Resolution: +1% - PR: Measurement range: 30BPM-240B PM - Accuracy: +BPM or +1% - Power Supply: 2 AAA 1. SV batteries (not include) - Dimensions: 60*35*35mm -Delivery Timeframe 1-3 working days within Auckland and outer areas 1-5 working days for large freight. -2-5 working days for North Island excluding outer zones Thames, Dannerverke,Whangamata, Ashrust etc.