EnginStar
Solar Generator, 300W Portable Power Station, 296Wh Lithium Battery Backup w/Two 110V Pure Sine Wave AC Outlet for Camping Road Trip RV, 80000mAh Sufficient Power Supply for Blackout
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies EnginStar Solar Generator, 300W Portable Power Station, 296Wh… as a solid pick with broad community endorsement in the power protection category, based on 1,556 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. EnginStar's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for power protection of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.3★ customer rating
- ✓ Large, well-vetted feedback pool (1,556 reviews)
- ✓ Backed by EnginStar's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Portable & High Capability Portable Power Station 300w - with 9 x 5.5 x 7.5 inch body size, compact and easy carry on the go, 300 watt-hours capability of power, great companion for outdoor off-grid activities, 80000Amh sufficient to power for extending explore nature, camping, travel, hunting, and more
- Cleaner & Reliable Power Supply - 300 watt solar generator with smart battery management system manages, Two pure sine wave AC output provide stable power; cleaner power supply with built in lithium battery, easy to recharge; Equipped with 8 outputs: 2x 110V AC ports, 3x USB output (including 1x USB C 18W), 1x 12V Car port, 1x 12V DC, 1 x 24V DC 5.5x2.1mm barrel ports, multiple devices charge at the same time with both AC and DC outlets
- EnginStar 300w power station with multiple recharge options: EnginStar solar power generator can Quickly recharge with AC wall adapter stay at home(fully charge in 7 hours), connect with solar panel 12-25V solar panel (solar panel sold separately in EnginStar store) in sunny day outside, or car charger on the go of road trip
- ADVANCED PROTECTION SYSTEM: 300w battery pack equipped with overloading, over discharging, overcharging, overheating, and short circuits, reliable performance, extensively tested and certified by battery standards set by UL, 1000 cycles rechargeable power bank, longer life span
- Package Contain and Battery Maintain: 1*EnginStar Rechargeable Electrical Power Station, 1*User Manual, 1*Home Charger, 1*car charger cable, 12 months limited service time(from the date of purchase); Recommend fully charge it every 2-3 months to keep the power station in good work condition, recharge in time before drain all the power
- Tips for protecting battery station: 1. Fully charge the electricity power station before using 2. If it is not used for a long time, the stored battery should be recharged every 3-6 months, and it is appropriate to keep it at 40%-70%. Recharging the battery before it is completely exhausted 3. The battery should be stored in a dry environment at 40°F~100°F (4°C~35°C) or in moisture-proof packaging. Keep away from heat sources, and don’t place it in direct sunlight
Full Specifications
| Brand | EnginStar |
|---|---|
| Color | Green |
| Voltage | 110 Volts (AC) |
| Wattage | 296 Watt-hours |
| Frequency | 60 Hz |
| Fuel Type | Electric |
| Dimensions | 9 x 5.5 x 7.5 inch |
| Model Name | R300 |
| Engine Type | 4 Stroke |
| Connectivity | USB-C |
| Model Number | R300 |
| Power Source | Battery-Powered/ Solar Powered |
| Material Type | Plastic, Aluminum |
| Current Rating | 8 Amps |
Ready to buy?
EnginStar Solar Generator, 300W Portable Power Station, 296Wh Lithium Battery Backup w/Two 110V Pure Sine Wave AC Outlet for Camping Road Trip RV, 80000mAh Sufficient Power Supply for Blackout is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
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