Rossmax Pulse Oximeter Tube Probe for SA300BT/SA310BT/SA120 ankle support Dual-Edged Design – Features a

Dual-Edged Design – Features a curved edge with fine teeth for targeted filing and a straight edge for smoothing rough nail surfaces

Can be used wet or dry to remove callus and dry skin

Tight calves & hamstrings: Enhance flexibility and relieve tightness in the calves and hamstrings

Perfect for athletes

Shoes where insoles don't fit

Rossmax Pulse Oximeter Tube Probe for SA300BT/SA310BT/SA120 ankle support Dual-Edged Design – Features aFeatures: Measure and display reliable SpO2 value and pulse rate with High brightness LED design. Operation: Press handler to open up the probe. Put one finger in the middle of probe and release the handler. If one finger cannot fit in, switch to another one. You may pull up the probe to enlarge the pace for various fingers. Connect to SpO2 device to start measure