Using the Screaming O Rechargeable Luxury BigO Vibrating Cock Ring is easy. First, charge it fully using the included USB cable. Once charged, simply stretch the ring and place it around the base of the penis. Then, turn it on and choose from the three different speeds or the pulsation mode to suit your preference. Remember, always make sure your hands are clean before handling the ring to keep it hygienic. After use, clean the ring with mild soap and warm water, then dry it thoroughly. Store it in a cool, dry place away from direct sunlight. Don't use the ring with sharp objects that could damage it, and always follow the manufacturer's instructions for safe and enjoyable use.