E14, not including bulbs. Compatible bulb types: LED; compact fluorescent lamp (CFL); halogen; incandescent lamp. (Maximum 60W)^Use simple and elegant arms and white fabric flared lampshade. The fabric lampshade can disperse light in all directions, which is very suitable for illuminating general areas. Hang only vertically.^Hard-wired (installation required); includes all installation hardware for quick and easy installation. Mounting plate base size: diameter of 12 cm (4.7 inches) and 14 cm (5.5 inches).^The lever arm is 10 cm (3.9 inches) long and extends at a 90-degree angle from the mounting plate to the elbow joint.^This exquisite and stylish wall lamp combines simple industrial lines with traditional charm to create an exquisite and balanced lighting source. The elegant brass arm can support a range of classic and modern tones. Suitable for any industrial or modern indoor space.