ハックしてる人複数居た＞＜

Bluetooth ワットチェッカー（RS-BTWATTCH2）で遊ぶ with Raspberry Pi 4 – Gomasy's blog
https://blog.gomasy.jp/17.html

vpcf/py_btwattch2: Python GUI client for RS-BTWATTCH2 bluetooth power meter
https://github.com/vpcf/py_btwattch2