Enough to Meet Your Needs: there are a total of 6 pieces of LED stainless steel cup holders in the package for you, designed with blue lights, bright and creative, suitable for domestic voltage 110V, other voltages are 12V, sufficient to satisfy your daily use, replace and sharing demands Size Details for Your Reference: each boat cup holder measures approx. 11 x 9.3 x 8.4 cm/ 4.33 x 3.66 x 3.31 inches, suitable for most different sizes of cups, beverage cans, glasses, bottles and mugs; Moreover, this cup holder is equipped with a halo of 15 blue LED lights to provide you with brightness at night or in dark environments Use with Confidence: these cup holders for boat are mainly made of stainless steel, smooth on surface, not easy to corrode or break, easy to clean, hard to fade, reliable to serve you for a long time Thoughtful and Practical Design: these marine cup holders for boats are designed with a drain hole at the bottom to keep moisture away; In addition, they are also equipped with a gasket and internal pad to help stop your cup or bottle from wearing or tearing, reducing noise and preventing beverage containers from sliding Widely Applied: these lighted cup holders can be mounted in most places, such as yachts, trucks, boats, RVs, car center consoles, apartments, tables, dashboards, golf carts, pontoon boats, marine boats and so forth