The oximeter with respiratory rate detection supports one key adjustment of display direction, which can be adjusted up and down, which is convenient for viewing data.<br> The metal baking paint is more high-end, the panel shell adopts the metal baking process to show the grade; the LED high brightness display screen is also clearly visible in the dark.<br> All wrapped rubber anti-skid pad adopts full wrapped rubber anti-skid pad, which is comfortable to handle and not easy to fall off; high-speed computing chip is used to ensure fast and accurate calculation results.<br> Specifications:<br> Blood oxygen saturation measurement range: 70% ~ 99%<br> Pulse rate measurement range: 30bpm ~ 240bpm<br> Oxygen saturation measurement accuracy: 70% ~ 99%, within the range of 2%, 70% is not defined<br> Pulse rate measurement accuracy: 1bpm or 1% of the measured value, whichever is greater<br> Oxygen saturation resolution: oxygen saturation 1%<br> Power consumption: less than 30mA<br> Automatic shutdown: when no finger is inserted, it will shut down automatically in 8 seconds<br> Service temperature: 5 ~ 40<br> Storage humidity: 15% ~ 80% working, 10% ~ 80% storage<br> Atmospheric pressure: 70kpa ~ 106kpa<br> Battery model: 2 * 1.5V (2 AAA alkaline, without battery)<br> ABS + PC material<br> Product size: 5.6 * 3 * 2.9cm<br> Bare weight: 28g<br> Color box size: 8.7 * 6 * 3.8cm<br> Weight of color box after packaging: 52g (without battery)<br> Package Included:<br> 1 * fingertip oximeter (PE bag), 1 * hanging rope, 1 * white card lining, 1 * English user manual, 1 * color box<br> Notes:<br> 1-2cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings.