SL-701-KIT is a duct-mounted carbon monoxide detector kit designed for reliable indoor air safety. It includes the main detector, fast-tube sampling tubes, and the MSR-50/CO remote accessory for convenient monitoring. Featuring a snap-in sensor for effortless replacement at the end of its lifespan, the device ensures continuous protection with a self-test conducted every 24 hours. Capable of connecting with up to 30 additional units, it allows for expanded coverage. Ideal for maintaining safe air quality, this kit is a must-have for your safety needs.