The LED ceiling light fitting from the connect.z Smart Home range features a square black metal frame with light elements, providing indirect lighting; The luminaire is simple to install and can be easily controlled via Bluetooth using the free AwoX app or the separately available remote control (EGLO 99099) With ZigBee 3.0 technology, you can control this smart ceiling spotlight through voice command using compatible voice assistants such as Alexa with Smarthub or Google Nest, with an integrated bridge to remotely turn on and off the light even when you're away from home; It can also be controlled through an app when you're at home without needing a hub, and it can work offline too. The LEDs emit pleasant light (21 watt, 2900 lumen); Dimensions: length x width: 45 cm/ 17.72 in, height: 5 cm/ 1.97 in; This product is a containing product with a light source of energy efficiency class E; containing products are lighting fixtures that can be disassembled for separate inspection of the containing light source(s)