Extech's CO240 is a carbon dioxide detector with a range from 0 to 9999 ppm, equipped with a thermometer. This device features a USB interface and datalogger for efficient environmental testing. It is typically used as a gas detector in various applications. https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2025-06-12 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-02-25 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-04-13 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-05-06 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-05-28 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-06-20 https://elecena.pl/product/28942487/extech-co240-carbon-dioxide-detector-0-9999ppm-usb-datalogger 2026-07-13