promotion gift pvc custom key chain led 1.Materials:PVC 2.CMYK double sides 3.OEM shape & printing 4,Good 4 promo & AD! promotion gift pvc custom key chain led Materials:0.3mm transparent pvc sheet;EVA sponge, cell battery, LED and swift padded.color of the led:yellow, red, blue, green, white.Battery:1pcs CR3220 or 2pcs CR1220;OR as your request.Shape:as your request, the middle space should be ...