Electrical Supplies
Knightsbridge 13A 2G SP Switched Socket with dual USB C+A 5V DC 4.0A [shared] - Antique Brass
13A Switched sockets Dual USB C+A 5V DC 4.0A [shared] Screwless low profile design with built in gasket Minimum mounting box depth 25-35mm*
https://www.bizrate.co.uk/electricalsupplies/knightsbridge-13a-2g-sp-switched-oid38544564328.html