Misleading descriptions

I've been ordering various electronic and electrical goods from Temu since February 2025 on a monthly basis. Most of the goods work okay, but never outstanding. I had a huge mishap recently with a 3000W pure sine wave inverter that was reasonably priced. It turned out it was a modified sine wave inverter (tested on an oscilloscope), the 220volt frequency wasn't stable (50Hz) and it tripped when I connected a 120 litre bar fridge (max. 800W hard start spike). They only refunded me partly which doesn't cover a new inverter I'll have to acquire...