[Jason] shows us how we can use a PPS-capable USB-C charger for topping up our Li-Ion battery packs, in a project named DingoCharge. The wonderful write-up answers every question you have ...
The Piggyback Charger permits simultaneous charging of the light and spare battery for long work shifts. Related To: Streamlight, Inc. The new light is powered by a single Stinger 2020 S 5,200mAh ...
For reference, a USB-C iPhone charger draws up to 18 watts ... a unit may use LifePO4 batteries compared to the more common Li-ion battery and offer up to 3,000 cycles or beyond.