More 41++ Rv Tire Monitoring System 6 Tires. The system monitor is easy to read and features a bright blue/green. However, these settings need to be as prescribed in the user's manual. In this comprehensive rv tire pressure monitoring system reviews, you will learn everything you need to know about this essential accessory. Wonvon tire pressure monitoring system with 6 sensors save gas,forsee air leakage,reduce tire wearout,balance tire pressure,ensure safety driving.