The John Blue BM-08AP is an 8-row liquid blockage monitor system designed to detect and alert users to blockages in agricultural application equipment. It utilizes wireless sensors and integrates with an iPad running the Liquid Blockage Monitor App, providing real-time monitoring and diagnostics. The system includes a RAM mounting bracket for secure iPad placement in the tractor cab and offers customizable harness lengths to accommodate various machine sizes. The BM-08AP is compatible with standard Visagage columns and uses magnet balls to indicate flow rates, with options for different flow levels. The system operates on an 8-16 V DC input voltage and has a maximum current draw of 0.31 A at 12 V for the Wi-Fi sensor and 0.27 A at 12 V for each standard sensor. It is not suitable for use with flammable or combustible fluids and should not be used in explosive atmospheres. The system is backed by a 2-year unconditional warranty.