The T1975HDR 24-Hour Industrial Time Switch is built to handle large areas, such as oil fields. The T1975HDR features a heavy-duty metal dial designed to withstand the most punishing conditions. A new fully encapsulated 120 VAC motor protects the gears from debris. Easy-to-set trippers slide in and out for fast and accurate setting. The skip a day feature allows for user to omit scheduled operations for selected day(s) of the week.PRODUCT FEATURES:- Heavy-duty metal dialĀ - Fully encapsulated motor with protected gears- Easy-to-set trippers slide in and out for accurate setting- Skip a day feature allows user to omit scheduled operation on selected day(s) of the week- Up to 96 operations every 24 hours, with minimum ON/OFF timer intervals of 15 minutes