Everything you need in one pack this bulb and fitting combo will gear you up with everything you need to make the switch to energy saving leds the fitting is of a standard size and the bulb uses just 5 watts of energy its an ideal pack for home movers first time installs and new builds versatile lighting whether you have angled ceiling require an eaves installation or simply want the flexibility of being able to adjust bulb direction then this fitting is ideal thanks to its modern tilt