On some big events such as Black Friday, Valentine's Day,... eufy will constantly offer up to 50% discount or more, so all customers can purchase well on their budget without worry.

In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

Usually, Coupon Stacking is not allowed at eufy. However, the store will surely give out notice if available.

Yes. Coupons for each Discount Event of eufy will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

Yes, it has ever. It may not be available now, but it is completely possible for loyal customers of eufy to get it by tracking all of its promotion programs.

It is hard to see a Sitewide Discount of 50% from eufy on normal days. It's easier for you to shop on federal holidays or important days of the year. New Year’s Day, Thanksgiving, Christmas, Military Day...are recommended.