A very cheap 1536Wh, $ 500 Lifepo4 battery. Actual capacity measurement. For disaster prevention

I found a portable power supply with high capacity and high performance even though it is cheap, so I will introduce it.
I measured the capacity strictly, but I was surprised at the result of licking.
Introduced portable power supply (Amazon) → amzn.to/34E4Av2
Introduced portable power supply (ALI Express) → s.click.aliexp...
Inverter (Amazon) → amzn.to/2SGIfHU
Inverter (ALI Express) → s.click.aliexp...
The URL was incorrect, so I corrected it.
The amount seems to change depending on the fluctuation of the exchange rate and the mood of the shop ...
Power gauge → amzn.to/3iIREJu
Electric energy meter → amzn.to/2GV9pYZ
12V socket (higher ...) → amzn.to/2Iy2DcL
Portable refrigerator used for the experiment → amzn.to/3485Ibp
Low power consumption (200W 400W switching) heater → amzn.to/35aUrXg
12V electric blanket → amzn.to/31CqoH5
Wirelessly linked fire alarm → amzn.to/2ILpJML
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