Which home care device is good?

Hello. Lately, I've become very interested in home care devices. In particular, I've seen a lot of recommendations for the home care device from Medicube AGR that features model Jang Won-young.

I saw the High Focus Shot, Booster Pro, and Vibrating Cleanser. If I am looking to buy a home care device, could you please explain the differences between them and recommend which product I should choose for my skincare?