Using the NS Novelties Luxury Compact Vibrator - Electra Model is a breeze. First, charge it using the included universal USB charger. Once it's charged, turn it on by pressing the power button. You can cycle through the 7 functions by pressing the button repeatedly. Since it's waterproof, you can use it in the shower or bath, just make sure to dry it thoroughly afterward. When you're done using it, clean it with a mild soap and warm water. Avoid using harsh chemicals. Store it in a cool, dry place, away from direct sunlight. Always use it gently and according to your comfort level. Enjoy your new vibrator!