Safe: Mirror-polished 304 stainless steel ring, corrosion-resistant, with waterproof, sealed plastic design for exterior use. Durable: High-quality, water-resistant material ensures long-term durability. Energy-Efficient: Low power consumption, minimal heat, shock, and vibration-resistant. Dimensions: Length: 1.38" x 1.5"; Lens: White; Bulb: 12V, 0.25W; IP Rating: IP68. Package Includes: 4 Pcs MARINE CITY 1-1/2” Snap-In Waterproof LED Courtesy Lights (Screws Included).