The numbers that matter.
- Nominal capacity
- 288 Wh
- Continuous output
- 300 W
- Published peak
- 600 W
- Standard outlet limit
- 300 W per outlet
- Carry weight
- 8.27 lb
- Battery chemistry
- LiFePO4
- Maximum solar input
- 100 W · not modeled
- Warranty
- 3 years; eligibility conditions apply
US JE-300B manual: 120V, 300W continuous, 600W peak with duration unspecified. USB-C solar through the required adapter: 12–27V, 5A, 100W maximum. Not Explorer 300 v2.
Warranty note: Three years plus a two-year extension subject to registration and eligibility. Confirm seller coverage.
What could it keep on?
Try this model in the battery explorer ↗
These examples use editable preset devices, full starting charge, 80% usable capacity and a 10W idle allowance. No solar recharge, expansion battery or replenishment is included.
Power outage
8h target · Falls short of this plan
Work from home
8h target · Falls short of this plan
Weekend camping
24h target · Falls short of this plan
Runtime alone does not establish compatibility. Each example checks running and starting output as well as duration. Temperature, inverter behavior and real appliance use can change results.
Before you choose this model.
- Compare measured device demand with the continuous output, outlet limits and surge duration.
- Check the listing’s selected configuration, included accessories, current seller and warranty eligibility.
- Compare current price and delivery at Amazon. The planner has no live Amazon price or stock feed.
Follow the sources.
- Manufacturer product source ↗
- Additional manufacturer reference 1 ↗
- Additional manufacturer reference 2 ↗
Amazon listing identity reviewed 2026-10-14. ASIN B0CFV93GZM. Listing identity is separate from a stock, price or seller check.