x 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. x 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. x 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. Specifications: Blood oxygen saturation measurement range: 70% - 99% Pulse rate measurement range: 30bpm - 240bpm Oxygen saturation measurement accuracy: 70% - 99%, within the range of 2%, 70% is not defined Pulse rate measurement accuracy: 1bpm or 1% of the measured value, whichever is greater Oxygen saturation resolution: oxygen saturation 1% Power consumption: less than 30mA Automatic shutdown: when no finger is inserted, it will shut down automatically in 8 seconds Service temperature: 5 - 40 Storage humidity: 15% - 80% working, 10% - 80% storage Atmospheric pressure: 70kpa - 106kpa Battery model: 2 x 1.5V (2 AAA alkaline, without battery) ABS and PC material Product size: 5.6 x 3 x 2.9cm Bare weight: 28g Color box size: 8.7 x 6 x 3.8cm Weight of color box after packaging: 52g (without battery) Package Included: 1 x fingertip oximeter (PE bag), 1 x hanging rope, 1 x white card lining, 1 x English user manual, 1 x color box