... 2. stainless steel: mirror/brushed/painted 3. 5 years guarantee rgb led word features: 1. Material: metal (aluminum, stainless steel, iron, ... currency.5. Inner high quality waterproof LED6. Super High Brightness LED 7. Fine welding8. Low in power consumption, great for energy ... several years in Shenzhen, Guangdong.We offer all kinds of LED letters with good quality and competitive price, customer's ...