Microsoft called it the "most radical computer mouse technology and design advancement" since computer mice were introduced in the 1960s. The Explorer was finished in silver, and featured a glowing red "taillight" to emphasize its optical sensor. In May, the IntelliMouse Explorer was exhibited at E3 1999, touting the benefits of its optical sensor for accuracy and reliability.
Microsoft deemed it as "the most groundbreaking computer mouse technology and design enhancement" since mice were first introduced in the 1960s. The Explorer was painted silver and featured a glowing red "taillight" to emphasize its optical sensor. In May, the IntelliMouse Explorer was displayed at E3 1999, emphasizing the benefits of its optical sensor for accuracy and dependability.