Product Name: Luminous Circle Tank Ring; Dimension: 55 x 35 x 3.5mm/2.1" x 1.4" x 0.14"(OD*ID*T) Material: Aluminum Alloy; Color: Blue Package Content: 1 Pcs x Luminous Circle Tank Ring Fit for: Toyota Hyundai Kia Luminous Type: Green Specification: The ring circle also comes with adhesive double sided back tape for easy and quick installation. Suggested Application Area : Key Ignition Ring. After the need for light source in a dark place until luminous Note: This is an Non-OEM product， accessory only !