Ebay offers ECO-WORTHY 2400W Power Station 1.2h fast charge 10+ ports UPS WiFi Bluetooth for $699.99 (reg. $799.99) with free shipping. 

Product Description:

• [High Power Output] Built-in 2048Wh LiFePO₄ battery and 2400W pure sine wave inverter, with peak power up to 4800W. It can stably power high-load devices such as refrigerators, coffee makers, electric grills, washing machines, and air conditioners, meeting power needs across various scenarios from outdoor camping to home power outages.
• [Extreme Fast Charging] Supports Q/N/S three-stage AC charging modes. In Q mode, it takes as fast as 1.1–1.2 hours to fully charge, while S mode enables silent charging at night. It also supports up to 1200W solar input (16–100V), allowing efficient recharging outdoors for all-day stable power supply.
• [Ultra-Long Durability] Equipped with A-grade LiFePO₄ battery, delivering over 3500 cycle life (SOH ≥ 70%), far exceeding ordinary lithium batteries. Built-in protections include overcurrent, overvoltage, undervoltage, overload, short circuit, and overtemperature protection, along with an intelligent temperature-controlled cooling system and an AC overload automatic shutdown feature. The 5-year warranty provides added peace of mind.
• [Full Interface + Pass-Through Charging] Features 3× AC outlets, USB-C (100W/27W), 3600W TT-30R outlet, USB-A QC, carport, and DC interfaces, capable of powering over 10 devices simultaneously. Supports Pass-Through Charging, allowing the unit to charge itself while powering other devices at the same time.
• [Smart Control] Supports ECO mode (automatically shuts off when load ≤ 50W or under no load for 4 hours), Auto-Sleep function, as well as UPS and ATS automatic switching function (supports up to 1800W UPS bypass). It also features Bluetooth/Wi-Fi connectivity for easy control via smartphone.