This replacement USB charger is perfect for vapers who own a Dr. Dabber Ghost or Dr. Dabber Light. You can use it at home by plugging it into your computer, in the car with a car charger, or even at the office. It's very convenient. It doesn't come with an A/C adapter but can work with many USB - enabled devices. Size and weight aren't specified, but it's designed to be portable and easy to carry around for on - the - go charging.