Specifications: Case material: ABS + plating (chrome plated) LED emitting color: Green， blue， red Diameter of inlet tube: 2cm (internal screw thread) Item size: 3 * 22cm / 1.2 * 8.7in (Diameter * L) Item weight: 110g / 3.9oz Package size: 23.7 * 3.7 * 3.5cm / 9.3 * 1.5 * 1.4in Package weight: 127g / 4.5oz Package list: 1 * LED Shower Head