Review on HQRP Battery SV780_N SV780_N_14 Cordless by Brad Cao

I bought this battery as a replacement. Easy battery insertion; However, it only worked for a few days and suddenly stopped working. I notified Revain and received a full refund. They said I can put the battery. I have made. So I bought another battery for a hand vacuum cleaner. Perhaps portable vacuum cleaners should come with an extra (real) battery. So you don't have to buy a new vacuum cleaner. I'm just talking