Enjoy year-round fragrancing! Time-saving kit lets you change refills once per quarter (or season) instead of once a month. Each refill provides 90 days of continuous use at 15-minute intervals. Effectively freshens areas up to 6,000 cubic feet. Visual (LED) reminders for fragrance refill and battery replacement. Operates one year on two C batteries (not incl.). Mounting hardware included. Manufacturer?s five-year warranty when used with TimeMist? refills. VOC Compliant in all states. Kit includes programmable dispenser TMS 32-0142TM01B and four 9000 Shot Seasons Air Freshener Refills: Winter, Spring, Summer and Autumn. 3-1/2w x 3-1/2d x 9-1/4h.