1 - [TIMELESS DESIGN] - This brushed nickel spotlight is made of metal construction and thicken seeded glass shades, whitch brings a timeless design to contemporary, farmhouse, coastal and industrial spaces. 2 - [MULTI-ANGLE ILLUMINATION] - The 4 track heads can be rotated 90° vertically and the lamp arm can be rotated 350° horizontally, which could be adjusted to any direction to meet your different needs. 3 - [TWO INSTALLATION OPTIONS] - This track lighting can be installed as a ceiling light fixture or a wall light fixture. All mounting hardware and instruction for quick and easy installation. 4 - [BULB REQUIREMENTS] - 4 * E26 Base Bulb, Max 60W, compatible with LED, Incandescent, Halogen Bulbs. (Bulb NOT Included). Also can install a dimmer and use dimmable bulbs to adjust and enjoy different illumination. 5 - [CUSTOMER SERVICE] - Any further assistance with the track lighting fixtures, or the glass lampshade is broken, please feel free to email us via Amazon email, we will help you solve all the problems.