Technical Specifications : 

Input : USB-C -  Output : Magsafe 2

Power : 65 Watts - Output : 20V/3.25A

Length : 1m

This Magsafe Cable is able to power any MacBook with a Magsafe 2 input. Depending on the laptop model, it will charge the laptop in around 2 hours. 
It is the perfect solution for travelers : lightweight and easy to carry.

It can be used with any powerbank or charger that has a USB-C type output and provides minimum 65 Watts power.