Wide compatibility: Compatible with Vesa monitors up to 18.5 inches，is a must-have accessory for your Echo Show 15. | Three-Hinge Design: Easy to adjust the angle and height, and each hinge supports adjustment of tightness. | Supports Screen inclination of ±30 degrees, adjustable to the most comfortable viewing angle for you. | Rotating Base: 360-degree rotating base, you can rotate the view without picking up the heavy stand and Echo Show 15. | Base Stability: The bottom is equipped with anti-slip pads to ensure that the stand will not move randomly on the desktop during use.