Cebek I-303 is a digital timer which offers more accuracy and versatility over standard timers. The I-303 has 14 operating modes (See manual for full configuration). For example it can be set as a Monostable, Delayed Start and Start on Power up with each of these modes also allowing for reset and re-trigger application. The I-303 can be programmed with 2 time settings ie: Entry/Exit timer, Pause Pulse application. The timer settings are adjusted by the PCB mounted DIP switches and the timer is programmed via PCB mounted tactile switches. The Relay has LED to give visual indication when activated.