LED Sign for Amazon Flex Drivers Easy to be recognized and Safe When Deliver

This Acrylic LED sign have you recognized easily and safe when deliver package at night….

• Have you recognized easily and safe when deliver at night
• 16 colors changed and demo model
• 12 voltage car cigar lighter adapter input 6.6 feet cable
• Suggest to light up this sign only when you park car to deliver, not driving…
• Size: L9.4 W4 inch