Electronic Equipment for Use in live Presentations, namely, luminous pointers, handheld laser pointers, electronic timers for use in controlling the amount of time public speakers have time to speak, a wireless handheld transmitter and receiver device for signaling the control of computer equipment in group audio-video computer-driven presentations, an audio adapter to play laptop audio presentations by computers and audio-video equipment, a Programmable electronic timer which activates colored light signals according to pre-set sequence, Electronic Equipment for use in live Presentations, namely an electronic device serving to manage speaking order, time and voting for small legislatures, public and private meetings, debates, and control of corporate forums, when engaged in debates, votes, discussions of issues or public hearings, Electronic Equipment for Use in live Presentations, namely, an Electronic device having a remote, micro cut-off switch to terminate audio and a computer software that displays a clock on a monitor or screen showing elapsed digital time color coded like a street light