LED Oil Pricing Module 8", 10",12",16", 20",24",36",42",48",72". ... .8 3) Color: R,Y,B,G, LED Oil Pricing Module Applications:Gas Station along the roadPetrol Station for SpeedwayPetrol Station ... firmwareThere are two kinds of Remote Controller for your choicea.) RF remote controller Control distance is 100m b.) LCD remote controller ... quantity limit, 1pcs is acceptable and welcome. LED Oil Pricing Module