Do you have a question about the Sunlite t300 and is the answer not in the manual?
Prepare the timer by plugging it in and resetting it before initial use.
Configure the current day and time on the timer using the CLOCK, WEEK, HOUR, and MIN buttons.
Set up to 16 ON/OFF events per day by selecting days, hours, and minutes for each event.
Choose between ON, OFF, AUTO, or RANDOM modes to control appliance operation.