Fascinating Motion Lamp: Watch the bubbling 'lava' as the green wax bubbles to the top of the lamp and drifts back down through the calming light blue liquid. Easy to Operate: After plugging in your lamp, wait 2-3 hours for your wax to begin flowing. For optimal performance, run your lamp no more than 10 hours at a time and allow it to cool completely before handling. Perfect Size for Gifting: This LAVA Lamp stands 14.5" tall, ideal for a coffee table, bookshelf, or desk. Give it as a gift or use it as a calming accent in any room. Top Quality: We make LAVA Lamps like we always have-- with top-quality materials and safety in mind. Make sure to read the included handbook and follow the tips to help your LAVA Lamp last a lifetime. Uses 1 S11 E17 25-watt bulb (included) The Original LAVA Lamp: Since 1965, LAVA has made this classic mezmerizing motion lamp a household name. Whether you are 10 or 60, in college or home decorating, there is a LAVA Lamp to help you set the mood of your life