Check the listing for details. Lutron Radio Window Sensor LRF2-SSM-BL, mullion mount sensor pair. Color: Black, Condition: New. Listed at 23.99 USD. Lutron Radio Window Sensor, mullion mount sensor pair. Lutron's Radio Frequency enabled Radio Window sensor enhances the performance of Lutron® shading systems by working at the window level to communicate current exterior light conditions to the system. This enables shades to respond appropriately, improve comfort, and enhance the system's energy saving potential. The sensor maximizes natural daylight, available views, and occupant comfort when shadows are cast as well as when dark cloudy or bright sunny weather conditions prevail. The battery powered sensor features easy installation and low maintenance costs.Features• Works in Quantum® systems with HyperionTM solar-adaptive shading technology, opening shades during cloudy conditions or in response to shadows from neighboring buildings, and lowering them in overly bright conditions• Operates in HomeWorks® QS systems, allowing for easily programmable light-level thresholds that trigger conditional logic events or system presets to control lights and/or shades• Maximizes exterior views and occupant comfort • Simple setup in Quantum® or HomeWorks® QS software• Software enables the ability to adjust thresholds, timeouts and shade movement frequency • Light range 0–107,000 Lux (0–10,000 fc) • Uses Lutron’s Clear Connect® technology • Front accessible buttons make addressing easy • Small form factor allows it to blend in with surroundings• 7-10 year typical battery life reduces maintenance costs • RoHS compliant • Works with tinted and reflective glass surfaces• Multiple mounting methods available for various surfaces