The Mu One is an incredibly compact USB-C laptop charger that's even smaller than the MacBook's adapter

The Mu One is an incredibly compact USB-C laptop charger that's even smaller than the MacBook's adapterhttps://www.theverge.com/circuitbreaker/2018/2/27/17058314/mu-one-usb-c-power-delivery-charger-pd-kickstarter
https://www.worlds50.com/2018/03/the-mu-one-is-incredibly-compact-usb-c.html