Photo 1 of Wellue Bluetooth Pulse Oximeter Fingertip PC-60FW, Blood Oxygen Saturation Monitor with Free APP, Batteries, Carry Bag & Lanyard Square

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Photo 1 of Wellue Bluetooth Pulse Oximeter Fingertip PC-60FW, Blood Oxygen Saturation Monitor with Free APP, Batteries, Carry Bag & Lanyard SquarePhoto 2 of Wellue Bluetooth Pulse Oximeter Fingertip PC-60FW, Blood Oxygen Saturation Monitor with Free APP, Batteries, Carry Bag & Lanyard Square