iRobot Roomba J7 Plus Unboxing, Compare with i7 / S9+ and Test the Replacement Spare Parts for It

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What is the difference between Roomba J7 Plus and I7?
After our tests, it turns out that the accessories for this robot are fully compatible with the Roomba i7.
So when you need to give your J7 series (non-Plus models don’t have a dust bag) just pick up accessories that are compatible with the i7 series, which will save you a ton of money.
If you are interested, try this compatible model from us at a very cheap price.https://www.aliexpress.com/item/1005003620724147.html

In particular, third party roller brushes may be slightly noisier than the original ones, but the noise usually subsides after a period of use.