✅【Removable LED Module】The led downlights ceiling consists of a light housing and a 230v module, which can also be replaced with a GU10/MR16 light bulb for use. The beam angle of the led downlights can be adjusted according to different needs, the initially beam angle is 60°, add the diffusion film on downlights changed to 120° beam angle. ✅【3 Color Temperature Adjustable】Recessed led slim downlights color can be set to 3000K warm white, 4000K neutral white or 6500K cool white(The green setting button is on the back of downlights), you can test before installation, and choose the most desired color temperature option to meet the different scenes. ✅【Dimmable Brightness 10%-100%】Ultra slim dimmable led downlights can be dimmed from 10% to 100% brightness. Compared with the conventional non-dimmable ceiling lights on the market, it can effectively meet your different brightness needs. Please kindly note the dimmer is NOT included. ✅【Energy Saving & High Brightness】ALUSSO LIGHTING 6W recessed ceiling lights use the newest generation of energy saving SMD2835 technology, 6W corresponds to a 60W halogen lamp lighting, saves up to 90% of the cost of electrical lighting, average lifespan over 30,000 hours. No glare, no flickering, protects the eyes from strain. The color rendering index>80 brings the original colors for a vivid viewing pleasure. ✅【Quick Connector for Easily Installation】 LED Downlights ceiling with 2 quick terminal, easy to connect with other downlights. LED slim downlights is only 2.5cm installation depth, diameter 83mm, cutout 68mm-75mm, ideal for decorating ceilings with limited height clearance. IP44 waterproof recessed led ceiling lights are suitable for bathroom, living room, bedroom, kitchen and office.