PurMars

PurMars Portable Power Station 300W Peak 500W 288Wh 90 000mAh Solar Generator with 110V Pure Sine Wave AC

1671+ bought in the past month

$102.89$1199.00

About this item

  • Safe & Stable Power Supply: PurMars portable power station is equipped with 300Wh lithium-ion battery pack, supports over 2000 deep cycle charges and lasts 5 to 8 times longer than traditional lead-acid batteries. Pure Sine Wave technology AC outlets deliver stable and safe power, preserving battery life and ensuring user/device safety, and reduces audible and electrical noise.
  • Upgraded BMS Management System: PurMars generator uses original high quality LiFePO4 batteries, this 300W portable power station has a built-in BMS system to protect the generator in the following conditions, including: short circuit, overcurrent, overload, overvoltage, low voltage, overheat, low temperature. In addition, our 300W power station are CE ROHS UL Standard UN38.3 PSE FCC Certificatation.
  • Portable & Mini compact: The 300W battery power station volume is very small, making it easy to fit in a backpack or handbag. The solar generator portable power station weighs is 9.3 pounds and comes with a handheld handle that is very convenient to carry, is the ideal outdoor generator for all your off-grid adventures.
  • 3 Charing Ways, 7 Devices Simultaneously: PurMars solar powered power bank provides 3 charging methods, 1. AC Charging, 2.Car charging, 3.Solar panel(solar panels SOLD SEPARATELY) ,In addition, this camping battery power station can charge up to 7 devices at the same time, you can charge your electronic devices including cell phones, laptops, fans or other small electronic products at any time when you are traveling, it is the best companion for your outdoor RV camping, traveling, fishing, and home backup power.
  • Warm Tips: Due to transportation and inventory time long lithium iron batteries will be self-discharged resulting in a virtual power state, the first time use you need to run out of power and then fully charged.The USB output and DC output will be automatically turned offif no devices loaded for 5 minutes. The AC output will beautomatically turned off if no devices loaded (or lower than 5W) for 8 hours.
  • 【What you get】 1*288Wh Portable Power Station, 1*AC power adapter and 1*user manual(Solar panel not included), 12-month warranty+ 12-month extended warranty .
$102.89
Was $1199.00Save $1096.11

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Product details

BrandPurMars
Battery Capacity90000 Milliamp Hours
Special FeatureHome power outage, Lightweight, Outdoor Camping, Portable, lifepo4 power station
Voltage110 Volts
Battery Cell CompositionLithium Ion

Technical specifications

product_dimensions9.06 x 6.7 x 6.7 inches
item_weight9.4 pounds
item_model_numberP300A 300W
batteries1 Lithium Ion batteries required. (included)
best_sellers_rank#153,602 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #508 in Outdoor Generators
frequency60 Hz
special_featuresHome power outage, Lightweight, Outdoor Camping, Portable, lifepo4 power station
other_display_featuresWireless
whats_in_the_box1* manual, 1* power station, 1*AC power adapter
manufacturerPurmars
date_first_availableOctober 12, 2023

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Customer reviews

4.173 ratings

Customers say

Customers find the power station well-built and consider it good value for money.

★★★★★

Great Item

kimberly barkerDecember 22, 2025

It’s fantastic was more than what we expected for the price Read more

★★★★☆

Best for the money

AlexisSeptember 11, 2025

Runs perfect not a fan of the atuo shut off feature.but other then that it's great rugged not to heavy and very reliable be better if it came with the solor panels Read more

★★★★★

Ok

José Á.November 25, 2025

Ok Read more

★★★☆☆

Not impressed but it works

ButterflykissesDecember 18, 2024

This unit is really cute & built solid but it didnt exceed my expectations at all due to it's obvious limitations and the fact that the buttons are finicky & cheap, yet, it works for as much as it is. This station and many others like it, are nothing more than glorified power banks, you know, just like the small power blocks you carry around in ur purse or car to charge ur cell phones but much larger & more bulky. I can say it did an ok job based on its given stats. So here is the truth of it... I did a few test and they panned out like this... Test 1 & 2 The station was sent to me with 56% charge on it & it took roughly 1hr & 45mins to top it off & fully charge it to 100%. At 620pm I connected a 50in flat screen roku tv via a/c plug & a cell phone with 22% battery life on the top usb connection. Here is the time lapse on that test. 25mins in the power station was down to 83%. At 740pm exactly 1hr 20mins runtime it was down to 51%. The output was jumping from 64 to 68watts consistently on the 60hz setting not the 50hz setting its shipped w/ so be mindful & change that to the US setting of 60hz. At around 8pm which was 1hr 40mins of runtime the 1st cell phone reached 100%. The tv was still going and the bank was at 42%. At 8pm a 2nd cell phone was added to maintain the 2 device test run by 835pm the station displayed 20% battery remaining. Surprisingly it was displaying 102watts on occasions with 38mins remaining time left. The cell ph was at 87% by now. At 846pm the unit was down to 14% running at 79 to 81watts the time remaining feature then began to bounce all over from 31 to 43mins remaining altho the time remaining wasnt even close to that. Finally, 19mins later that dreaded beeping sound started @ 855pm with 9% remaining battery, the cell reached 95%. I silenced the beep & it re-engaged at 901pm at 3% and approximately 20 plus seconds later the TV & phone were disconnected due to no power left in the station. So to sum that up from 620pm to 901pm I was able to power a 50in roku tv & charge 2 phones. Total run time 2hrs 41mins☹️ That was not impressive at all but its a 300w power bank what did I expect, right? It has 2 do better than this so lets change the dynamics & devices & do another test and B4 I 4get the power cord on this unit gets way too hot for my comfort level so B careful. Test 3 From the above test the unit was at 0% I decided to wait a few minutes & recharge it. At 925pm I begin recharging the unit & it reached 100% at 135am(4hrs 10mins). Warning I had to pause the charge at 1150pm til 12mid to allow the cord to cool down due to how hot it got(yikes). Also the green light on the cord stays lit for 3mins or so after u unplug it(odd). So, after a quick nap I tried the discharge test again w/only 1 item connected, the 50in tv. I started the test @ 930am at 100% and by 12noon the tv and unit stopped, for a total of 2hrs & 28mins of use with only 1 item connected(smdh) Test 4 & 5 On the next 2 unit recharges from 0 to 100% it took exactly 3hrs & 30mins both tries give or take a min or 2. My guess is the 2nd charge of (4hrs 10mins) when I charged the station almost immediately after using it, it was too quickly after a load dump from testing devices which made the chrg time much longer. The last test started at 12:10am w/4 devices connected. A fan w/3 speeds which ran on speed #3(high) continuously, a 45w light bulb running nonstop & 2 cell phones one at 0% on the top port reached 100%, the other 15% bottom port only reached 58% in 4hrs 2mins of which the unit ran. So a time lapse glimpse... at 203am it hit 50% left, 345am beeping started w/9% remaining, 357am at 4% beeping started again & at 411am the unit shut off. To sum it all up, it roughly takes anywhere from 3hrs 10mins to 3.5hrs to fully charge this unit from 0 to 100% yet it gives only 4.5hrs of use on a good charge depending on the items plugged in. Running a small heater with the unit is not advised unless u push the capable wattage & the unit. The handle is not metal as sum1 previously stated. I tested it w/ a magnet & it did not stick but clearly it looks like shiny, chromed out hard plastic not metal, so plz dont expect a metal handle. The unit is nice for road trips or simple uses but not good for anything else imo. Don't waste your time or $$ on this unit as it is simply not capable of powering anything other than simple devices and you can get a small travel size power block for that at a chesper cost and it would last a hell of a lot longer. I was going to return my power station but forgot all about it and the 30day window expired. Im not upset bcuz the unit is nice and the pure sine wave inverter is a plus. Also, in an emergency it will come in somewhat handy and you'll probably get more usable time if youre only powering a fan, light and 1 cellphone or maybe a router idk Im guessing anything with lower watts. Charge time vs runtime, yeah, may be a waste of money on this one but for the price, I guess now that im stuck with it, I'll make it useful but I wish amazon would allow for me to give this unit back Read more

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★★★★★

DC side shuts down if draw is not constant

Roachie-N-DDSeptember 11, 2025

Runs my cooler for about 6 hrs at a 90 watt draw on the ac side. It's not a constant draw so it depends on your cooler. Other than that it meets my expectations for the price level. Read more

★☆☆☆☆

Horrible, please get an Anker one! It much more worth it

Daouda BertheAugust 27, 2025

Don’t buy it! This thing died on its own after two use! Tried reaching to the customer service and no one answered. Very bad product Read more

★★★★★

Always nice to have power backup…

RobertSeptember 4, 2025

Only had a couple of days. We did charge our cell phones. AC plug is faster than usb port. Powerful enough for medium size applications: floor fan 👍🏽. Will take on outings ie: picnics. Should be powerful enough for our boom box & record player (old school 😆). Read more

★★★★☆

Great power station so far

CustomerJune 6, 2025

Fan is quite, charges good, built well. Exceeded my expectations for the price point. But the wall charger gets extremely hot when charging the unit. Email the company and they never emailed me back submit Read more

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