Buy the mystery box ($199, and you will get PS70 or something better). Almost everybody got PS70.
This is the spec of PS70:
500W AC Pure Sine Wave Inverter
720Wh Capacity
Li-ion Battery
8 Outputs For Multiple Devices
3 Ways to Recharge (AC/Solar/Car)
200W Max. Solar Input
Eco-friendly/Gas free/Quiet/Cost-effective
Tax is included and free shipping too.
https://www.bluettipowe