wholesale fingertip pulse oximeter lk87 finger clip led display electronic portable digital sleep oxygen saturation prbpm monitor

this finger pulse oximeter is an affordable and accurate way to check pulse rates and pulse-oxygen saturation levels. small and portable size makes it easy to handle and carry. it is very suitable for daily use and you can measure your health at any time. texture of material: see details place of origin: shenzhen power supply mode: dry battery specifications: see details brand: ddlin model: lk87 weight: see details article number: lk87 applicable parts: hand colour: blue