Kenroy Home 33248WW is a portable lamp with a polarized plug for reduced risk of electric shock. It requires assembly and takes approximately 5 minutes to complete. The lamp uses a 120V, 60HZ, 100-watt maximum medium base type "A" 3-way bulb (not included). To ensure proper functioning of the 3-way switch, a 3-way bulb must be used and fully screwed into the socket. The lamp can be cleaned with a soft, dry cloth. Do not use cleaners with chemicals, solvents, or harsh abrasives.