SIZE - 15.7 inch canopy can match with USA standard ceiling hole, 78 inch adjustable hanging wire, compatible with slanted sloped ceiling BULBS - Remote control dimmable LED light source, AC110/120/220V can be used, 45W, modern elegant pendant light provides sufficient lighting EASY to INSTALL - All wires are pre-wired and pre-threaded for easy installation, just only need install the fixture into the ceiling box, then assembled the K9 crystal pendants Each crystal modern chandelier can be used separately, only takes a few minutes to light up your home. It is the ideal contemporary lighting for foyer, staircase, enterway, hallway, bedroom, Living Room, kitchen island, dining room 5-Year Guarantee - If there are any parts missed or damaged in shipping, all the replacements can be replaced 1:1 9-Lights Modern Glam Chandeliers for Staircase Entryway LED Dimmable Pendant Light Fixutres Stairwell Foyer Entrance Living Room Dining Room 2700K 6000K