Base dims: 11.5" wide by 5" high by 3" deep
Glazed stoneware.
Hand-crafted ceramic Table lamp, USA. 
Employs a wifi-controlled G9 bulb (G9 Smart Light Bulb, Compatible with Alexa and Google Assistant, Color Changing Smart Led Bulbs, Dimmable and Tunable) in the lower half.
Can be glazed in any of the colors shown in the glaze samples photo.