The oximeter with respiratory rate detection supports one key adjustment of display direction, which can be adjusted up and down, which is convenient compatible with viewing data.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.All wrapped rubber anti-skid pad adopts full wrapped rubber anti-skid pad, which is comcompatible withtable to handle and not easy to fall off; high-speed computing chip is used to ensure fast and accurate calculation results.Specifications:Blood oxygen saturation measurement range: 70% ~ 99%Pulse rate measurement range: 30bpm ~ 240bpmOxygen saturation measurement accuracy: 70% ~ 99%, within the range of 2%, 70% is not definedPulse rate measurement accuracy: 1bpm or 1% of the measured value, whichever is greaterOxygen saturation resolution: oxygen saturation 1%Power consumption: less than 30mAAutomatic shutdown: when no finger is inserted, it will shut down automatically in 8 secondsService temperature: 5 ~ 40 Storage humidity: 15% ~ 80% working, 10% ~ 80% storageAtmospheric pressure: 70kpa ~ 106kpaBattery model: 2 * 1.5V (2 AAA alkaline, without battery)ABS + PC materialProduct size: 5.6 * 3 * 2.9cmBare weight: 28gColor box size: 8.7 * 6 * 3.8cmWeight of color box after packaging: 52g (without battery)Package Included:1 * fingertip oximeter (PE bag), 1 * hanging rope, 1 * white card lining, 1 * English user manual, 1 * color boxNotes:1-2cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.