ʌnlˈaɪk sˈɔftwɛɹ mˈɑːnɪɾɚɹɪŋ tˈuːlz, hˈɑːɹdwɛɹ mˈɛʒɚmənt tˈuːlz kæn ˈiːðɚ loʊkˈeɪɾᵻd wɪðˌɪn ðə dɪvˈaɪs bˌiːɪŋ mˈɛʒɚ, ɔːɹ ðeɪ kæn biː ɐtˈætʃt ænd ˈɑːpɚɹˌeɪt fɹʌm ɐn ɛkstˈɜːnəl loʊkˈeɪʃən.
Unlike software monitoring tools, hardware measurement tools can either located within the device being measure, or they can be attached and operate from an external location.