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Jackery Explorer 300D JE-300E Portable Power Station1 / 7
Product guide

Jackery Explorer 300D JE-300E Portable Power Station

Jackery Explorer 300D is a compact portable power station identified here as model JE-300E. Its listed 288Wh capacity and USB-C-focused DC outputs suit portable electronics, but conflicting specifications make it important to confirm the exact configuration before buying.

At a glance

  • The listing describes a LiFePO4 battery and four device ports: three USB-C and one USB-A.
  • The detailed specifications give USB-C output up to 100W, while feature text claims each USB-C port supports 140W.
  • The package description claims a USB-C strap charging cable is included.
Price
$268.99Save 10%

Reference price: $299.00

Price checked: Nov 12, 2026

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Pros and cons

Pros

  • USB-C output is useful for charging compatible laptops and other electronics without relying on AC outlets.
  • Four listed ports can accommodate several USB devices at once.
  • The LiFePO4 battery chemistry is specified in the listing.

Cons

  • The stated USB-C maximum of 100W in the detailed specification is lower than the 140W claim in the feature text, so buyers cannot assume the higher figure applies.

Technical specifications

12 specifications
Identity
BrandJackery
ModelJE-300E
Capacity and output
Capacity292Wh (15.2Ah / 19.2V DC)
AC output120V, 300W (600W peak)
USB-C output100W Max, 5V⎓3A, 9V⎓3A, 12V⎓3A, 15V⎓3A, 20V⎓5A
USB-A output15W Max, 5V⎓3A
Battery
Battery typeLiFePO4 Battery
Dimensions and installation
Form factorCompact
Weight7.5 lbs
Dimensions9.06×6.02×7.83 in / 23×15.3×19.9cm
Operating conditions
Operating temperature5°F to 113°F / -15°C to 45°C
Recharging temperature32°F to 113°F / 0°C to 45°C

What to know before buying

Listing details to confirm

The listing is inconsistent on capacity (288Wh in the title and 292Wh in detailed specifications), USB-C output (100W versus 140W), and weight (5.5 lbs versus 7.5 lbs). It also alternates between a 300D-specific feature description and Explorer 300 details, including an older charging-time explanation. Confirm the exact model configuration and applicable specifications before purchase. The 10-hour Starlink Mini runtime and charging times are claims for stated usage or charging setups, not unconditional guarantees.

Who is it for?

A good fit for

  • Campers and travellers seeking a compact battery for compatible USB-powered electronics.
  • Laptop or camera users who can confirm their device's charging needs fit the applicable USB-C output specification.
  • Buyers considering a DC-focused portable power supply and willing to verify which claims apply to JE-300E.

Less suited to

  • People who need a confidently established USB-C output above 100W without first confirming the unit's configuration.
  • Users needing greater capacity or confirmed performance for high-draw appliances. The listing describes 300W output and advises that high-draw kitchen appliances require a larger model.
Jackery Explorer 300D JE-300E Portable Power Station · photo 2
Additional product photo 2

Customer reviews on Amazon

3.2 / 5 · 2 ratings
  • 5 stars56%56%
  • 4 stars0%0%
  • 3 stars0%0%
  • 2 stars0%0%
  • 1 star44%44%

Aggregate ratings are sharply divided between five-star and one-star categories, with a small reported sample. That split offers little basis for identifying specific strengths or problems, and no customer comments are provided. Buyers should weigh their own power requirements against the listing's unresolved capacity and output differences.

Frequently asked questions

What capacity is listed for the Explorer 300D?

The title states 288Wh, while the detailed specifications state 292Wh. The listing does not resolve the difference, so confirm the capacity for the exact JE-300E configuration.

How much power can its USB-C ports provide?

The detailed specification lists 100W maximum, while feature text claims up to 140W per USB-C port. Confirm which figure applies before matching it to a device.

Can it power a Starlink Mini for 10 hours?

The listing claims up to 10 hours through USB-C, but actual runtime depends on usage. Treat this as a stated-use claim rather than a guaranteed duration.

What comes in the box?

The listing claims one Explorer 300D power station, one USB-C to USB-C strap charging cable and one user manual. Check the selected listing to confirm the package.

Jackery Explorer 300D JE-300E Portable Power Station · photo 3
Additional product photo 3

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