Bluetooth Fingertip Pulse Oximeter Blood Oxygen

【Free APP for Android and iOS】Use App at no additional cost. Record and store a reading up to 10 hours continuously. (ONLY record when APP is running) View real time data, graphic report and trends of blood oxygen saturation and heart rate. Bluetooth oximeter will self switch off when a finger is removed from the unit for more than 10 seconds. Great for saving the battery life.