Water Softener Logix Timers alternate between time of day and volume remaining to provide you with simplified electronic programming. Operates 255, 263 and 268 with one controller. History : -Initial Setting Value -Days since last regeneration -Current Flow Rate -Water used today since Time of Regeneration -Water used since last regeneration -Peak Flow Rate -Total water used since reset -Average usage for each day of week -Average service cycle -Peak Flow Rate -Day and Time of Peak Flow Rate -Months since service -Water used since last regeneration -Number of regenerations since last serviced Specs: - 28 Day Variable Reserve - 12-Volt AC Operation π Product Booklet WHATS IN THE BOX - 1x Water Softener Timer Logix