The design of this power station is also noteworthy. It's compact and portable. The unit is housed in a durable metal casing that protects it from impact and weather. I do find it very heavy to carry around, but for battery this big, it should be expected to be this heavy. The solar panel used must have an input voltage not exceeding 48V and an input current not exceeding 20A. The voltage and current of two solar panels should be the same, and the total power of two solar panels must not exceed 960W. But it’s still plenty for many devices like this Chromebook and I was able to draw the full 60W charging the Allpowers 500W power station. Testing 5V 3A outputs A: The total Open Circuit Voltage should be between 35-150V. 1 x POWEROAK SP120 / SP200 cannot charge this portable power station; we recommend 3 x POWEROAK SP120 / SP200. By camping, I don't mean "glamping." I'm not trying to power your PS5, beer fridge and jacuzzi. Since solar panels are more common now, and most every portable power station offers an option to charge with them, we don't have to be quite as concerned about overall battery capacity or our ability to get to grid power to recharge.

Monster Power Grid 300 (296Wh): The Power Grid 300 can be slow to charge, but did test at over 90% usable capacity. It has all the bells and whistles you'd expect at this level at a price that's potentially a tad high.

Specifications

Encalife UAF1100 (992Wh): Industry standard usable capacity here at about 84%, but a bigger drop in the charge capabilities at 3.35 watt hours per minute from its larger sibling. I did try just one panel and although you can see its voltage on the power station, you won’t get anything from it. Two panels provided around 40V and was enough to charge the unit. Testing possibility of using car charging port with a single panel (not supported in PV mode) The X1500 Portable Power Station is Deeno's 1036Wh offering in the portable power world. It's got a phenomenal value for the money, can power 12 devices simultaneously and has a wireless charger built into the top.★★★★★ Geneverse HomePower One (1,002Wh): This unit was the second slowest overall to charge, but did well on its usable capacity rating at 91%. Its display is small, but offers all the standard input and output features you'd want.

Then there’s information on the Battery Management System under BMS Maintenance and a fault log under Fault History. Comprehensive fault logging The Delta 2 Max is EcoFlow's top-tier portable power station with phenomenal performance, plenty of ports, expandability, and solar input. This model even has Bluetooth and Wi-Fi connectivity which pairs with a companion app, allowing for even more detailed control and metrics.★★★★★Yes, Only one ACC car charging cable (Anderson connector) is needed. Please note that the car charging cable is capable of carrying a current greater than 10A. As well as the power station, there’s one one of the largest AC adapters I’ve come across and an assortment of charging cables including an XT90 to aviation plug, a car charging cable again with an XT90 connector on one end and an MC4 to XT90 solar charging cable. I’ll discuss all these accessories shortly. These cables can be stored in the supplied drawstring bag. It does the job but I would have expected something a little more premium for the price of this power station. There’s also a user manual and warranty card. Without turning on the AC switch, if the portable power bank is powered on with no further operations, the standby power consumption will be automatically set to no output if it is less than 8W, and the machine will automatically shut down after 5 minutes.