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Anker 521 PowerHouse 256Wh Portable Charger

Available from Costco

The Anker 521 PowerHouse offers a portable power solution with a 256Wh capacity, priced at £139.99. This device is designed to keep important devices charged during off-grid activities or emergencies, weighing just 4.34kg and featuring an integrated carry handle for easy portability. Its premium LiFePO4 batteries are rated for 3000 charge cycles, which is six times longer-lasting than standard lithium-ion battery packs. This durability is complemented by the device's ultra-durable electronic components, a temperature control system, and an impact-resistant design.

Key Features & Specifications:

  • Battery Capacity: 256Wh
  • Weight: 4.34kg
  • Charge Cycles: Rated at 3000, indicating longevity
  • Ports: Equipped with 1 AC port, 2 USB-A ports, a USB-C port, and a car outlet
  • Quick Recharge: 0% to 80% in 2.5 hours
  • Pass-through Charging: Supported for vehicle output or AC outlet
  • Power Saving Mode: Automatically turns off when devices are fully charged
  • LED Display: Tracks remaining capacity, current input/output, and recharge time
  • Built-in lighting bar: Provides illumination in emergencies or blackouts
  • Efficiency and Output: AC Output of 200W (Surge 450W), with various output options for USB-C and USB-A
Additional Notes:
  • Temperature Ranges: Charging temperature between 0°C and 40°C; discharging temperature from -20°C to 40°C
  • AC Power: 200W with a surge capability of 450W
  • Incompatibility: Cannot be used with appliances requiring more than 200W, such as microwaves or electric grills

This power station includes a smart power-saving mode for efficient energy use and a convenient LED display to monitor power usage and status. However, it is advised to turn off the control buttons when not in use to avoid unnecessary power drain. It is also noted that the power station may not be compatible with high-power-demand appliances or suitable for overnight CPAP use in power-saving mode. Initial usage may show inaccurate power remaining due to the need for battery calibration, which resolves after a full discharge and recharge cycle.

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