Specifications:</span></span></span></b><br /> <span><span>Name: Finger Pulse</span></span><span><span>-</span></span><span><span>Oximeter </span></span><br /> <span><span>Model: OX-833</span></span><br /> <span><span>Material: ABS</span></span><br /> <span><span>Display: OLED display</span></span><br /> <span><span>Battery: 2 AAA 1.5V alkaline battery</span></span><b><span><span><span> (not included)</span></span></span></b><br /> <span><span>Oxygen saturation parameter description measurement-range: 50%-99%(resolution 1%) </span></span><br /> <span><span>Accuracy :75%-99%: 2%; 50%-75%: 3%</span></span><br /> <span><span>Pulse parameter description measurement-range: 30 bpm-240 bpm(resolution 1%) </span></span><br /> <span><span>Accuracy: 2% or 2 bpm, take large value</span></span><br /> <span><span>Working humidity: 30%-80%</span></span><br /> <span><span>Storage humidity: 10%-100%</span></span><br /> <span><span>Working pressure: 70 kPa-106 kPa </span></span><br /> <span><span>Storage pressure: 50 kPa-106 kPa</span></span><br /> <span><span>Item size: 58 30 32mm / 2.28 1.18 1.26in</span></span><br /> <span><span>Item weight: 27g / 0.95ounce</span></span><br /> <span><span>Package size: 85 55 45mm / 3.35 2.17 1.77in</span></span><br /> <span><span>Package weight: 35g / 1.23ounce</span></span><br /> <br /> <b><span><span><span>Packing List:</span></span></span></b><br /> <span><span>1 Finger Pulse</span></span><span><span>-</span></span><span><span>Oximeter</span></span><br /> <span><span>1 Guideline</span></span></span></span><br />