Package content: 6 x Metal frames + 6 x Metal rings + 6 x GU10 5W bulbs + 6 x GU10 sockets. Voltage: AC 220-240V. Does not require an electrical transformer. Dimensions: Outside x H: 90 x 75mm Ceiling cut-out diameter: 70-75mm Installation depth: 75 mm (with bulb). Changing the bulb becomes much more practical and quick: The bulb is easily detachable from the holder. Thereby. you can easily remove the old bulb to replace it with a brand new one. without having to dismantle the recessed spotlight as a whole. Adjustable: You can adjust the ceiling light up to 40 according to your needs. to ensure optimal lighting for all types of rooms such as the bedroom. the living room. the kitchen. corridors. etc. Warranty: A guarantee valid for 24 months to satisfy our customers in the event of any problem encountered during the use of the products. Do not hesitate to contact us. if you have questions. We will do our best to answer you.