This Burnham Commercial Diagnostic Tool is a portable kit designed to facilitate the troubleshooting process of HVAC (Heating, Ventilation, and Air Conditioning) systems. The kit includes a compact, handheld display unit with an easy-to-read screen that provides real-time data and error codes. It also comes with various connectors and cables for compatibility with different types of HVAC systems. The device operates on battery power, allowing for mobility and use in various locations. This diagnostic tool is built to withstand the rigors of daily use in commercial settings, featuring a robust construction for durability.