Check the listing for details. Hunter Wired Solar Sync Sensor. Condition: New. Listed at 103.17 USD. Hunter Solar Sync ET Sensor uses local area weather conditions to measure ET (evapotranspiration) to make daily adjustments to your watering based on sunlight and temperature. This will also optimize seasonal adjustment percentages eliminating the guesswork of manually entering the percent you think might be necessary. No reprogramming needed as weather changes. The Solar Sync system includes the Hunter Rain-Clik and Freeze-Clik sensor for even more water savings. Features: Adjustable vent ring allows for longer or shorter reset periodDurable polycarbonate housing and metal extension armWired model includes 25' of 20 AWG sheathed, two-conductor, UL-approved wireMaximum distance sensor to module: 200 ftIncludes gutter bracket and wall mountCompatible with Hunter X-Core and ACC controllers