Using this Design House Stockholm Block Lamp is a breeze. Just find a suitable spot in your living room or any other place you like. Plug it in, and switch on the light to enjoy its unique glow. When it comes to the bulb, it comes with a 15W E12 bulb, so you don't have to worry about buying one separately. As for maintenance, you can gently clean the glass block with a soft, dry cloth to keep it looking good. Be careful not to use abrasive materials as they might scratch the glass. Since it's a special order item, once you place the order, you can't cancel it or return it. But don't worry, if there are any shipping damages or defects, we'll send you a new one right away.