Fuel Level Sensors, Level Switch manufacturer / supplier in China, offering Truck Liquid Level Gauge 52mm with Yellow Backlight for Enhanced Visibility, 3.3~30V DC Power Liquid Level Transducer/Non-Contact Switch Featuring White Cable and Bolts, Versatile 3.3~30V DC Power External-Mounted Tank Liquid Level Control Non-Contact Switch for Robotic Vacuum Cleaners and so on.