Using this night light is a breeze. First, find a power source like a power bank and connect the night light via the USB cable. Then, press the button - style switch to turn it on. You'll be greeted with a warm and cozy glow. When it comes to where to use it, it's great for festivals, business events, or just to add a bit of charm to your workspace. For maintenance, keep it away from water and sharp objects. If it gets dirty, you can gently wipe it with a soft, dry cloth. And remember, with an average service life of up to 3000 hours, you'll have this lovely night light with you for a long time.