Are there any NOSTR DIY/handyman groups yet?

This is my first Milwaukee battery I’ve purchased and wondering if there is supposed to be this high pitched sound after connecting a battery to the charger.

https://nostr.build/av/nostr.build_585918924e3c4451486d9c498fe79f5a1936e917c165a451afa3af7fcb9168d6.mov