Renogy Temperature Sensor for Solar Charge Controllers, 1 Year Warranty Perfect for solar systems that experience varying temperature changes throughout the year, Renogy's temperature sensor optimizes battery performance and extends its lifespan! Compatible with most of Renogy's flagship MPPT and PWM charge controllers, the temperature sensor uses the ambient temperature around the battery to accurately provide temperature compensation This ensures that your battery is receiving an accurate and proper charge Enhance your solar system with a temperature system today! Please note that the RTSCC-G1 is NOT to compatible with lithium batteries Features: Compatible with Renogy Adventurer 30-Li , Adventurer 30A with communication port, Rover Li series, and Wanderer 30-Li charge controller models Non-polarized wires are insulated and protected from harsh environments Wide Temperature Compensation Range up to 176 F ROHS compliance and rated for outdoor use