Before clicking ‘buy’ on the random bits and bobs you’ve had in your Amazon basket for days, there may be a way for you to save even more money. Martin Lewis has not one, but five (!!) fantastic tips to help Amazon shoppers save money. The online retailer is loved by many for its convenience and speed, but the money expert says we’ve barely scratched the surface when it comes to finding deals on the site.

In the latest Money Saving Expert newsletter, the consumer finance service outlined five little-known tips that could help you grab 50% discounts or more. The first tip is to use an Amazon service you probably haven’t heard of before, called Amazon Warehouse. This is where you’ll likely to find hefty bargains on up-to-date branded electrical items, kitchen appliances, laptops, lawnmowers, games, jewellery and household items.

All of the products on Amazon Warehouse are secondhand, but they’ve been approved by Amazon and should save you cash compared to how much you’d spend if buying the same item brand new. Items on Amazon Warehouse are categorised based on their condition: ‘acceptable’, ‘very good’ and ‘like new’. ‘If you’re after a posh toaster for example.

But can’t afford the latest model, then Amazon Warehouse can knock it down to fit your price range,’ the newsletter explains. According to Martin Lewis’ research, and Money Saving Expert’s Discount Finder , an iRobot Roomba robot vacuum can be purchased for £488 on Amazon, but a .