1W power LED underground light 1. Stainless steel casted 2. 5mm step tempered glass 3. Silicone sealed gasket 4. 8mm alloy copper plating nickel connection joint 5. Suitalbe light source: 12V, 12 EA small LED, or 12V, 1W Edison power LED. 6. Protection grading: IP68 7. PP outer casting avaliable