The SRCOOL60KRTH Remote Temperature and Humidity Sensor is an optional accessory for Tripp Lite's SRCOOL60KCW In-Row Precision Cooler that allows you to monitor the temperature and humidity in your data center. It connects to the remote sensor port on the back of the SRCOOL60KCW. It works in tandem with the cooler's preinstalled TLNETCARD web management accessory to let you monitor data center temperature and humidity from anywhere 24/7 via Ethernet network.