How much is the distance between the LED luminous strips in the advertising lamp box?
Advertising lamp box has aluminum profile, soft film lamp box, stainless steel side lamp box, wooden frame, lamp box, etc. the inside LED lamp is in accordance with the type of LED lamp and the number of beads used, ranging from 3~10 cm spacing
Advertising lamp box has aluminum profile, soft film lamp box, stainless steel side lamp box, wooden frame, lamp box, etc. the inside LED lamp is in accordance with the type of LED lamp and the number of beads used, ranging from 3~10 cm spacing
Advertising lamp box has aluminum profile, soft film lamp box, stainless steel side lamp box, wooden frame, lamp box, etc. the inside LED lamp is in accordance with the type of LED lamp and the number of beads used, ranging from 3~10 cm spacing