The TradeTec Ultra (By Martec) is an affordable 10W LED downlight providing the ultimate in LED downlight quality, while maintaining a super sleek design. Having a plug and lead attached to this kit it means it has the ability to be a DIY installation provided there is an existing plug in the roof. They also can be hard wired by an electrician should you require it. The Ultra series has an IP44 rating. Allowing use in undercover outdoor areas. The CCT (Switchable between 3000k, 4000k or 5000k) with 900lm | 930lm | 970lm lumen output making this LED downlight an ideal replacement for existing halogen downlights. Unlike many cheap LED globes this unit will not only give you a stunning light output but it will be nice and even, thus ensuring no dark patches. This Downlight is also dimmable down to 10% with the use of Martecs 300VA specialised trailing edge dimmer.