iPower Grow Lights 24 Hour Timer This timer was initially designed for gardening equipment, to control the accurate timing of lighting systems or odor scrubbing systems for plants. With this timer, you can now also easily set up the working time for all your home appliances, or even Christmas lights. The 24 hour adjustment, 15 minute increments allow easy and accurate on and off timing. Never again will you have to worry about forgetting your lights. Features 15 minute On/Off15 amp / 1725 wattGreat for lighting, pumps, etc.Includes convenient clam shell packagingUL-listed