Description
PLEASE NOTE: On checkout you will have the option to "leave a note for the seller". Please use this area to specify your preferred option, size or color. Upon receipt of your order, we will also make contact with you to clarify or confirm options when necessary. Where you would like an option that has an additional price, please continue with your order as is and we will contact you with payment options for the additional amount. OPTIONS: COLOR: BLUECOLOR: GREENWHITECOLOR: PINK Blood oxygen display: 30~250BPM; Accuracy: oxygen saturation: +/-2% at 70%~99%, +/-3% when
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