Pulse Oximeter, Test Location Fingertip, Display Type Color OLED, Material ABS Plastic, Polycarbonate, Battery Size AAA, Number of Batteries 2, Length 2 9/32 in, Height 1 21/64 in, Width 1 1/4 in, Measures SpO2 and Pulse Rate. This item has been restricted from sale in the following state (s): []