SLW15 is built to last SLW15 uses 2 AA lithium batteries with a 15-year shelf life to ensure 10-years of reliable operation without ever changing the battery. The elimination of a single service call alone justifies the upgrade from a wireless sensor with poor battery life to the SLW15 weather station. SLW15 consistently delivers smart evapotranspiration watering schedules where wiring is impractical and satellites/cell towers cannot reliably reach With a range of 600 feet line of site, SLW15 is the ultimate tool for retrofitting any of the 30 million+ existing irrigated properties wanting to: save 20 to 50% in water usage, grow healthier plants, virtually eliminate run off, and put an end to watering worries.
The SLW15 is a wireless weather station operating on a bi-directional frequency. Maximum range is 600 feet (182m) Line of Sight (LOS). The SLW15 is operable with all SmartLine® firmware versions except 1.05. If you are not sure of the firmware version in your controller, turn the dial to Advanced Functions, press the Adjust Value down arrow button until you see the ABOUT screen and then press Next to view the firmware version. The SLW15 and SLHUBRF are “pre-paired” or synched at the factory for your convenience.