A hefty portable power bank is ... shortage of cells for an enterprising hacker willing to put in a bit of work. Power banks not your thing? [Chris] has also created a DIY e-bike battery using ...

We'll use the Silverado EV as an example, as GM said these new LMR prismatic cells will first appear in electric pickups and full-size SUVs in 2028. The 2025 Silverado EV has a 205-kWh battery ...