Searchlight Electric's lamp is fitted with an E27 socket. This model should be used indoors and can change the lighting of a whole room.
From ManoMano
Bathroom Flush - 1 Light Bathroom Flush Ceiling Light Round White with Opal Glass IP44, E27 - Searchlight
Lights2Go
Searchlight 1910-23 Bathroom Ip44 1 Light - White Flush Opal Glass Fit
This product is also available at 1 unverified store.