Task light https://www.amazon.com/gp/product/B01I1V9V6S/ref=oh_aui_search_detailpage?ie=UTF8&psc=1
I don’t recommend using the lamp without the charger. Even from full charge, it doesn’t take long for it to start dimming.
Anker 26800 mAh Power Core Charger https://www.amazon.com/gp/product/B01JIWQPMW/ref=oh_aui_search_detailpage?ie=UTF8&psc=1
The Anker is the better of the two chargers, so I’m only listing that one.