For best deals visit our website.. www.sastogadgets.com Adjustable Clamp: Securely attach the cooler to your phone with the adjustable clamp, providing a snug fit for various device sizes. Adjustable Fan Speed: Customize the cooling experience by adjusting the fan speed to suit your needs for maximum comfort. LED Lighting: Enjoy a vibrant display with rainbow LED lighting that adds a touch of style to your setup while indicating when the cooler is in use.