The electronic timer device is powered by a 1.5V button cell, is programmable from 0 to 99 minutes, with 2 beep cycles at the end of countdown. The countdown mode is indicated with a blinking display. The timer is provided with an internal memory that allows the memorization of the last programmed time. The chip automatically enters sleep mode when not in use. The device can be used in several configurations and has several options, which are described below.