The 28.1 has 4 canopy options, visible in the gallery images, or here:https://bocci.com/28-series/standard/28-1/ “Standard Brushed Nickel” and “Standard White” directly attach to a standard junction box (not supplied). “Deep Brushed Nickel” and “Deep White” house the power supply within the canopy and are best used where a junction box is not available. Each pendant comes with a lamp and an integral power supply. For orders of more than 8 LED pendants, please specify in the order notes if you would like them to dim and one dimmable remote mounted driver will be sent. Colour options: for all 28 colour options please see the 28 colour app at 28.bocci.com. If you would like to order colours online, please email [email protected] with your order details and colour selection. Additional cost for colour.MADE IN VANCOUVER.Please allow ~2 weeks for delivery of all Bocci lighting unless otherwise noted.