A Simple Arduino Menu With An LCD. An easily constructed USB-powered pulse oximeter device that can be built for around $25 and features an OLED display. Digital and binary Clock using Arduino, RTC, two LED matrix, operating in 4 different modes (AM-PM / 24 HS / 02 types of fonts).
A typical ICU patient averages 3-7 days, according to the National Centre for Biotechnology Information. The devices are removed once patients can breathe on their own. Ventilators range in size and can cost $25,000 to $50,000 or more. They are used in intensive care units.
Nov 17, 2020· The earth’s Atmospheric CO2 level is increasing day by day. The global average atmospheric carbon dioxide in 2019 was parts per million and in October-2020 it is Carbon dioxide is a key greenhouse gas and responsible for about three-quarters of emissions. So CO2 level monitoring has also started to gain importance.