Home microdermabrasion kits serve the purpose of simple facial rejuvenation through removal of dead skin and surface impurities. It is a safe and zero downtime treatment and helps with giving you cleaner and clearer skin. There are many such products in the market and as mentioned, results may vary and buyers beware.
But if your aim is to improve acne scarring, then this will not be sufficient.
There are many forms of acne scarring. Management is geared towards controlling acne and improving collagen stimulation. Hope this helps.