EnginStar Portable Power Station 300W 296Wh Battery Bank with 110V Pure Sine Wave AC Outlet for Outdoors Camping Hunting and Emergency, 80000mAh Backup Battery Power Supply for CPAP
$21.99
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PORTABLE BUT POWERFUL: EnginStar Portable Power Station with ETL Certification, and the portable size of 9 x 5.5 x 7.5 inches, weights only 6.5 pounds, but armed with 296wh capacity and 300W AC output, EnginStar portable power station can provide enough juice to charge your phones, laptop, camera, cpap, drone, etc. Designed with 8 output ports can charge several devices at the same time, which make it a perfect emergency battery, outdoor and camping backup battery
110V PURE SINE WAVE & MULTIPORT: Built with two 110V pure sine wave AC outlets to make sure the solar generator (solar panel not included) works quieter, more efficient and more stable, which can protect your sensitive devices from damage such as laptop. 2 Regulated DC outputs (12V/24V) can provide a stable power output for DC appliances such as mini-fridge or car vacuum cleaner. Fast charger USB (5V/3.1A Max) and USB-C (18W)
SUPERIOR PROTECTION SYSTEM: EnginStar camping power station with a advanced battery management system of voltage control and temperature control, the multiple safe-charging design can protect the battery bank from the damage of short circuit, overcharging and overload, to make sure you use it efficiently and safely. 100% original high quality lithium ion batteries support more than 1000 times of charge cycle
3 CHARGING WAYS POWER SUPPLY: 1) The solar power generator can be charged with any compatible 12-25V solar panel (panel not included), built-in controller speeds up the battery recharge rate. 2) The portable power station with ac outlet can be charged via being plugged into wall outlet. 3) The portable ac battery bank can be charged from 12V socket of the car. At a maximum charging speed of 65W, it can be full charged in 7 hours
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
8 reviews for EnginStar Portable Power Station 300W 296Wh Battery Bank with 110V Pure Sine Wave AC Outlet for Outdoors Camping Hunting and Emergency, 80000mAh Backup Battery Power Supply for CPAP
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$21.99
Nicole G –
Perfect for Camping
Works great and easy to use. Took it camping and ran small movie projector for several hours, multiple phone charges and blew up the air mattresses and still didn’t go through the entire battery life.
Daniel P. –
Amazing tool, Mobile Adjuster Approved!!!
This EnginStar 300W power station has become my reliable companion for camping trips and emergency backup power. At 6.5 pounds and compact dimensions, it strikes an excellent balance between portability and capability that makes it genuinely useful for outdoor adventures.The pure sine wave AC outlets provide clean power that safely runs sensitive electronics like laptops and cameras without the compatibility issues found in modified sine wave units. I’ve successfully powered my laptop for several hours, charged multiple devices simultaneously, and run a small LED light setup without any performance issues or device problems.Battery capacity at 296 watt-hours proves adequate for weekend camping scenarios. Realistic runtime includes charging phones 15-20 times, running a laptop for 4-6 hours, or powering LED lights for multiple evenings. The LCD display clearly shows remaining capacity and power draw, helping with energy management in the field.The multiple charging options add real versatility. Wall charging takes about 7 hours as advertised, car charging works well during travel, and solar compatibility (panel sold separately) provides off-grid recharging capability. Having all three options covered means you’re rarely stranded without power options.Build quality feels solid for the price range. The housing withstands typical camping abuse, and the various ports and switches operate smoothly. The integrated LED light serves as a useful emergency illumination source, though it’s not particularly bright.The protection systems appear to function properly – the unit has safely handled various load scenarios without overheating or shutdowns. Battery management seems effective, maintaining consistent performance through numerous charge cycles.Limitations include the 300W power ceiling, which rules out higher-draw appliances like microwaves or space heaters. The cooling fan can be audible during heavy loads, and charging time is relatively long compared to some competitors.The maintenance requirements are clearly explained and reasonable – periodic charging prevents deep discharge damage, and proper storage guidelines help preserve battery longevity.Bottom Line: Excellent portable power solution for camping, emergency backup, and mobile electronics needs. The combination of capacity, portability, and multiple charging options makes it valuable for outdoor enthusiasts and emergency preparedness.Best for: Weekend camping, RV trips, emergency backup power, outdoor photography, remote work setups
Tania Golubowsky –
Great for emergencies.
I bought this to use when the power goes out in winter time and I need to charge my phone. I have already had to use it during a storm to power my cell booster and charge my phone at the same time. It has its own built in light. To charge it fully takes a while but it does last. Display shows how much charge is left. You can charge it by house plug, car charger, or solar panel. It came with the home charger and the car charger. You will need to get a separate solar panel with the correct cord to be able to use that function. Portable size. Convenient to bring along just about anywhere. Quiet operation. Over all I would recommend this for emergency back up for electronic device, and flash light charging.
nicole law –
Works
It works great, lights are bright. Holds a charge for good while.
Jeffrey C Whitbeck –
Exceeds expectations
Took a gamble on this as we were going off grid camping and needed something to power my Airsense 10 cpap. From reviews it was recommended to turn off humidifier, which I did.I have to say my worries were gone. After two nights of 7-8 hours per night, o ly one bar was used. Based on that I can go 3-4 nights wirh my cpap.I did try to see if it would power our single serve Keurig. Although coffee maker powered on, it shut off prior to brewing. We think it couldn’t support the load. This doesn’t impact my review as I bought it to support my cpap and it exceeded expectations.
Sandra –
It’s ok
It’s easy to use. Takes quite a while to charge and won’t last a whole night using a c pap machine, about five hours.
Lucien –
It did the job!!!
I needed this to recharge my laptop out in the woods, and it was good for about four recharges. Plus I needed 100-150 W to do, whereas, my auto charger can only do 40 W. This thing was perfect.
F K. –
Does not seem to support 12v 8A, but AC is fine
I bought this to power a telescope mount and small minipc. The total power used by both devices is less than 18W. Initially, i used the minipc with AC output and the telescope on the DC output cigarette lighter socket. It worked well with this setup.I wanted to minimize the power loss due to conversion, so i connected everything through DC so it doesn’t need the AC inverter. It turns out that it does not supply 12v @ 8A because that would be 84W. My telescope would disconnect as soon as it moved and the power usage was 17W at peak. I connected the telescope to a different DC output and it was fine again. This thing supplies 1.5A to DC and voltage drops beyond that. I can still use the AC outlet, but it would have been nice to use less power instead of converting the DC from the Lifepo4 batteries to AC and then back to 12v DC. I expected this to supply 12v and 2A, but that’s not possible with this device.It still lasts a very long time either way. The capacity is great and i can really get a full night of use even on AC. It’s just very inefficient considering you are charging it from AC and that loses 15%. Then converting DC to AC which will lose another 15% and then converting that back to DC for another 15% loss. That ends up being almost 40% energy lost to conversion.