LED Greeting Card 1. Novelty and variously designs. The best gifts for seasons greeting & promotion. 2. Greeting Card LED Christmas Greeting Card1. Novelty and variously designs. The best gifts for seasons greeting & promotion.2. Greeting card with led flashing light3. OEM & ODM is welcome LED Greeting Card 1. When you open the card, the LED light up.2. Material: 300g white paper card, LED ...