EnginStar 300W Portable Power Station 296Wh Battery Bank with 110V Pure Sine Wave AC Outlet for Camping, Hunting, and Emergencies

$139.99 (as of 06/15/2026 10:15 PST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The EnginStar Portable Power Station is ETL certified and compact, measuring 9 x 5.5 x 7.5 inches and weighing only 6.5 pounds. With a capacity of 296Wh and 300W AC output, it efficiently powers phones, laptops, cameras, CPAP machines, drones, and more. Equipped with 8 output ports, it serves as an ideal emergency battery and outdoor camping backup.

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Description

  • COMPACT YET POWERFUL: The EnginStar Portable Power Station is ETL certified, featuring a compact size of 9 x 5.5 x 7.5 inches and a lightweight design at just 6.5 pounds. With a robust capacity of 296Wh and a 300W AC output, it can efficiently charge a variety of devices including phones, laptops, cameras, CPAP machines, drones, and more. Its 8 output ports enable simultaneous charging of multiple devices, making it a perfect companion for emergencies and outdoor adventures.
  • 110V PURE SINE WAVE & MULTIPLE OUTPUTS: This generator is equipped with two 110V pure sine wave AC outlets, ensuring that it operates quietly, efficiently, and stably, protecting your sensitive electronics like laptops. Additionally, it features 2 regulated DC outputs (12V/24V) for stable power delivery to DC appliances such as mini-fridges and car vacuum cleaners. Fast USB charging (5V/3.1A Max) and USB-C (18W) are also included.
  • ENHANCED SAFETY FEATURES: The EnginStar camping power station incorporates an advanced battery management system for voltage and temperature regulation. This multi-layered safety design safeguards the battery bank against short circuits, overcharging, and overloads, ensuring efficient and safe usage. It utilizes 100% original high-quality lithium-ion batteries, supporting over 1000 charging cycles.
  • VERSATILE CHARGING OPTIONS: 1) Charge the solar power generator with any compatible 12-25V solar panel (not included), with a built-in controller to enhance the battery recharge speed. 2) Recharge the portable power station by plugging it into a wall outlet. 3) Charge the portable AC battery bank from a 12V car socket. With a maximum charging speed of 65W, it can reach 80% in just 2 hours.
  • PACKAGE CONTENTS AND MAINTENANCE: The package includes 1 EnginStar Rechargeable Electrical Power Station, 1 User Manual, 1 Home Charger, and 1 Car Charger Cable, along with a 12-month limited service warranty (from the purchase date). It is recommended to fully charge the unit every 2-3 months to maintain optimal performance and to recharge before the battery is completely drained.

Additional information

Manufacturer

Hengke Energy(GuangDong) Co., Ltd

Product Group

Lawn & Patio

EAN

0717121884500

UPC

717121884500

Part Number

R300 BO

Model

R300

Warranty

Limited (12 months, from the date of purchase)

Color

Black

Product Dimensions

9.10 x 5 x 7 inches

Item Weight

7.94 Pounds

Size

300W

Number Of Items

1