Energy regulator Ofgem has raised the price cap by 13% from July 1, 2026, adding an average of £18 per month for dual-fuel households. In response, consumers are turning to smart plugs to monitor and reduce energy consumption. The Wiz Wi-Fi Smart Plug, typically £17.99 at Argos, can be effectively bought for as little as £2.54 through a TopCashback sign-up bonus.
How the Smart Plug Offer Works
New TopCashback members receive a £15 bonus when they sign up for free. By purchasing the Wiz plug through the TopCashback site at Argos, the cost drops to £2.54 after cashback. Existing Argos customers can get it for £2.84. Prices include free click and collect; standard delivery costs £4.95.
The Wiz plug connects to Wi-Fi and works with the Wiz Connected app, compatible with Alexa, Google Assistant, and Siri. Users can control lights and appliances remotely, set schedules, and eliminate standby power consumption.
Customer Reviews and Alternatives
The Wiz plug has a 4.5-star rating from 64 reviews on Argos. One customer said: 'Fantastic smart plug. Incredibly easy to set up. Can be used within the Wiz app or works seamlessly with Google Assistant and Google Home. I can even turn this off and on when I'm not at home!' Another noted: 'I bought 4 of these, they are so versatile, now as I get older and my mobility is not so good, it's great to operate lights etc from Alexa and my smartphone from my chair.'
Alternatives include a pack of four Tapo Mini Smart Wi-Fi Plugs reduced to £29.99, and a pack of two EIGHTREE Smart Wi-Fi Plugs at £15.99 on Amazon.
