A high-density lithium-ion battery allows for a more compact build than that of lead-acid power packs.

My unit doesn't need to support a NASA-like set up so i EXPECT IT TO RUN for a fair amount of years, otherwise where's the 'recycling philosophy', if we need to often replace these batteries, which undergo a highly-polluting-manufacturing-process. Power Up to 6 Devices at The Same Time: ALLPOWERS portable power station features 2x AC outlets (220V 200W), 2x USB-A ports, 1x USB-C port, and 1x wireless charger, designed for charging laptops, iPads, drones, and other outdoor electronics. This groundbreaking S2000 powers all of your imaginable appliances, including hotplates, full-sized refrigerators, air conditioners, and more, with an enormous charging capacity of 1,500Wh.

Power 99% of Electrical Appliances】 ：With a 1500Wh large capacity higher rated power of 2000W, it is ready to power 99% of indoor and outdoor appliances- RV, electric vehicles, TV, fridge, coffee machine, air conditioner, Toaster, microwave oven, CPAP, drill, blender, Juicer, hair dryer for long time. hours , S2000 portable charger can simultaneously charge 400W AC input and 500W solar input (XT60 connector) for a full charge in 2 hours. hours under direct sun light with solar panel (MC-4 to XT60, 500W max); 2 hours by AC wall outlet + solar panel at same time(900W max). Huge Capacity, 2000 Watts Inverter Output】ALLPOWERS PORTABLE POWER STATION supports to work as an emergency backup battery to support to charge personal electric devices, electric vehicles, TV, fridge, coffee machine, microwave oven, CPAP, drill, saw,blender, hair dryer, and more.

Okay, so let's be clear, this is a 1500w unit - not 2000, 4000 or any other confusing number in the advert - that's how much power it holds. fast charging standard which means a single port allows you topower up to 24W at maximum for devices, but they will be degrade to a normal output levelof5V/2.Machine charged without any issues and connected to my phone via Bluetooth to monitor performance when testing. To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average.