Sockets remain off after a power cut. Just plug into your wall socket and then plug any electrical device into the wireless receiver, Then you can just press a button on the remote to turn the device on or off saving you money by not having electrical devices going into standby mode.
eBay
1/2 Gang Universal Wireless Smart Switch Light RF 433Mhz Wall Panel Switches Remote Control Led
Aliexpress UK
2 sockets + 1 remote (Batteries included). Signal can function as far as 100ft(30m) in line of sight. SAVE YOUR ENERGY - Very low standby power consumption, reduce energy cost when not be working. The socket will remain "OFF" after a power cut, saving energy.
eBay
AVATTO Tuya WiFi/ZigBee Smart Dimmer Switch Module 1/2 Gang Dimmer Light Switch Module APP Remote
Aliexpress UK
This handy feature enables you to program the learning outlet receiver to suit your particular needs. In fact, on average UK households spend £30 a year powering appliances left in standby mode. Power consumption: 0.6w.
eBay
Self-powered 433Mhz Wireless Wall Switch No Battery Required Remote Control Light Switch Waterproof
Aliexpress UK
Socket size: 9.7 4.8cm/3.81 1.88". Load current: 10A. You can use the remote to turn other rooms' lights on and off. Plug type: UK. Simple and easy to use, no installation required - just plug in and use.
eBay
Moes Smart ZigBee WiFi Switch Module Dimmer Curtain Switch Smart Life App Remote Control Alexa
Aliexpress UK
Keep in mind this switch is turning the power on and off, not fit for devices with electronic switches. The sockets are intended for indoor use only. The wireless range may be shortened by electronic devices, walls, or other physical barriers, so in actual use, the distance maybe slightly less than 130ft.
eBay
Hasivo All 12 Gigabit PoE or Without PoE Ethernet Switch 8*10gbps RJ45 Port Network Plug and Play
Aliexpress UK
Socket size: 9.7 4.8cm/3.81 1.88". Load current: 10A. You can use the remote to turn other rooms' lights on and off. Plug type: UK. Simple and easy to use, no installation required - just plug in and use.
eBay
Tp-link TL-ST2008 All 10 Gigabit Ethernet switch 8*10gbps RJ45 port Network Plug and Play 10gbe
Aliexpress UK
1 socket or 2 sockets or 3 sockets + 1 remote (Batteries Not included). 4 sockets +1 remotes(Batteries Not included). 5 sockets +2 remotes(Batteries Not included). Signal can function as far as 100ft(30m) in line of sight.
eBay
Hasivo All 10 Gigabit PoE or Without PoE Ethernet Switch 4*10gbps RJ45 Port Network Plug and Play
Aliexpress UK
Load Power: 3120W. Current: 13A Resistive; 5A Tungsten Lamp; 1/3 HP. Remote Transmitter Battery 3V CR2032 3V CR2032 3V CR2032 3V CR2032 12V 23A 12V 23A 12V 23A. Remote Range 30M/100FT 30M/100FT 30M/100FT 30M/100FT 30M/100FT 30M/100FT 30M/100FT.
eBay
32ft LED 3D Lightning Cloud Light Bluetooth Voice Control Remote USB Plug Dimmable Mood Decorative
Aliexpress UK