The wall and ceiling fittings have a built in E27 lamp holders which is easily accessible by screwing off the glass case

Long-life heating elements with self-cleaning system

These are a classic architectural dimmable bulb that's been around for some time now

T8 Tube Length 590mm

com to order different finishes

blue globe reflector lamp FINISH:BLUE GLOBE REFLECTOR LAMP The wall and ceiling fittingsCircular shape with central opal globe. It can be chosen in five finishes. It can be installed on the wall or the ceiling, and in a multitude of indoor spaces, as well as in the bathroom and outdoor spaces thanks to its IP44. This black wall lamp projects a uniform warm light and it is made of steel with a glass diffuser. Use on the ceiling or walls, recommended in pairs or multiples for maximum impact. Base material Steel Lampholder COB LED Power 4W