EchoFlow River 2 Portable Power Station

Contents in the Box

• Power Station
• Owner's Manual
• Power Cable
• DC Car Charging Cable

Design and Features

• Updated Design:
  • Flat top for stacking items.
  • Handle added to the back for easy carrying, resembles a kettlebell.
• X Boost Feature:
  • Allows AC outlet to power high resistive loads (e.g., hot plates, coffee makers).
  • Powers devices rated up to 1800 watts.
  • Not recommended for non-resistive loads like air conditioners.
• Functional Design:
  • Flat top optimizes space, can play games or stack units.
  • Handle design keeps it away from walls, allowing airflow and preventing cable damage.

Dimensions and Specifications

• Size: 9.6" wide, 8.5" deep, 5.7" tall
• Weight: 7.8 pounds
• Battery: 256 watt-hour lithium iron phosphate
  • Lasts up to 10 years, retains 80% capacity after 3000 cycles

Ports and Outlets

• 12 Volt DC Outlet: 8 amps, suitable for mini-fridges, cell phone charging
• USB Ports:
  • Two USB-A outlets (12 watts each)
  • One USB-C port (60 watts, bi-directional)
• AC Outlet:
  • Standard mode: 300 watts, supports 600 watts surge
  • X Boost feature: handles up to 1800 watt loads

Charging and Performance

• Charging Inputs:
  • AC input: up to 360 watts, charges from 0-100% in 1 hour
  • DC input: 100 watts from automotive outlet, 110 watts from solar panel
• Charging Time:
  • Solar: up to 6 hours (conditions dependent)
  • Car outlet: approx. 3 hours
• Display:
  • Shows time remaining, battery percentage, input/output wattage
• App:
  • Allows customized controls, requires registration for access

Additional Testing Insights

• USB-C & USB-A Testing:
  • MacBook charged at 54 watts, close to the 60-watt max
  • USB-A outlets provided 21 watts total
• AC Outlet Testing:
  • Heat gun operated up to 400 watts, demonstrating X Boost capabilities
  • Voltage drop observed under load
• Charging Tests:
  • Successful AC and DC input tests
  • River 2 prioritizes AC input when multiple sources are connected

Additional Items

• Solar Panel (110 watt) Testing:
  • High-quality folding solar panel with carrying case
  • Uses mono crystal silicon cells, currently untested due to weather conditions

Conclusion: The EchoFlow River 2 is a well-designed, functional portable power station with advanced features, including X Boost. Its compact size, multiple charging options, and robust design make it suitable for various applications. The additional solar panel offers eco-friendly charging options.