How to judge that the 535 charger of the puppy vacuum cleaner is broken?

Can't charge the electricity.

Because the inner plate of the puppy vacuum cleaner is composed of chips, which are the core components, once it is not charged, the chips may be broken.

Puppy vacuum cleaner was founded in 1999, and has been focusing on R&D and innovation in the field of vacuum cleaner for 23 years. As a professional vacuum cleaner brand, as of June 30, 2022, puppy vacuum cleaner has obtained the patent authorization at home and abroad *** 1052, and mastered the three core technologies of vacuum cleaner: motor, air duct and intelligent induction.