LED gas price display of petroleum signage ?Outstanding visible & reliable LEDs for attractive displays ?Able to display double sided 8888 ?Able to adjust brightness respectively for each side ?16 levels brightness adjustable by manual or automatically ?Easily control of LED digits display with wireless remote control ?Able to connect with PC by wired or wireless communication ?Easily mounting and connect among several groups of LED displays ?Max 10 groups LED displays driven available (4 digits display as a group) https://www.newlakeled.com/led-d...f-petroleum-signage.html