Using this Tracy’s Dog Ultimate Tease Sucking Vibrator is easy. First, make sure it's fully charged. You can then turn it on and select your preferred frequency from the 5 sucking, 5 slapping, and 10 vibration options. The smooth curves are designed to fit your body well, so just place it in the right spot. When using the heating function, be patient as it takes a bit to warm up. As for maintenance, since it's 100% waterproof, you can simply wash it with mild soap and water after each use. Keep it in a cool, dry place when not in use. And always remember, it's made of 100% body - safe medical - grade silicone, so it's safe for your body.