7 Segments LED Display LED Digital Board 12 Inch Display Signs Wireless LED Number Display for Gas Station. IP65 Waterproof Rating: Iron cabinet provides IP65 waterproof protection for outdoor durability. Auto Dimming Function: Features over 8 levels of automatic intensity adjustment via brightness sensor. Long LED Lifespan: LEDs last over 100,000 hours with unlimited continuous working time. Flexible Communication: Supports RS232/485, LAN, and wireless control with up to 1200m distance. Multiple Color Options: Available in Red, Amber, Green, Blue, and White digit colors. Customizable Design: Offers full customization from samples, designs, and flexible minor changes. CE & RoHS Certified: Meets international safety and environmental standards with CE and RoHS.