Hāʻawi ʻo YK81 Multiple Color Fingertip Pulse Oximeter i kahi ala maʻalahi, wikiwiki, a hilinaʻi hoʻi e ana i ke kiʻekiʻe o ka oxygen saturation (SpO2) a me ka pulse (ka puʻuwai puʻuwai).Nā waihoʻoluʻu like ʻole no kāu koho, nā waihoʻoluʻu he nui, ʻeleʻele, keʻokeʻo, gula, etc. Hiki iā ʻoe ke nānā pono iā ʻoe me ka maʻalahi, i kēlā me kēia manawa a me nā wahi āpau.