jtn
Member
If your laptop's power connector is USB C, you can use this, which can also charge the mobile phone.
https://www.amazon.com/Charger-HKY-12V-24V-Adapter-Replacement/dp/B08MQ7HMPY/
And this: https://www.amazon.com/SMAKN-Cigarette-Lighter-Connector-Adapter/dp/B074CT5CSN/
My problem is multiple people could connect. In another five years when most all laptops charge like that it would be great.