--- product_id: 535120032 title: "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" brand: "enginstar" price: "9631310₫" currency: VND in_stock: true reviews_count: 8 category: "Engin Star" url: https://www.desertcart.vn/products/535120032-enginstar-portable-power-station-300w-296wh-battery-bank-with-110v store_origin: VN region: Vietnam --- # 300W max output 296Wh lithium battery 2 pure sine wave AC outlets 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 **Brand:** enginstar **Price:** 9631310₫ **Availability:** ✅ In Stock ## Summary > 🔋 Power your adventures with confidence—never miss a moment off-grid! ## Quick Answers - **What is this?** 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 by enginstar - **How much does it cost?** 9631310₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/535120032-enginstar-portable-power-station-300w-296wh-battery-bank-with-110v) ## Best For - enginstar enthusiasts ## Why This Product - Trusted enginstar brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Safety Shield:** Advanced battery management guards against overload, overheating, and short circuits. - • **Triple Charging Modes:** Charge via wall, car, or solar panel—stay powered anywhere, anytime. - • **Versatile Multi-Ports:** USB-A, USB-C fast charge, DC outputs—power all your essential devices effortlessly. - • **Power Meets Portability:** Compact 6.5lb design fits your on-the-go lifestyle without compromise. - • **Pure Sine Wave Stability:** Two 110V AC outlets deliver clean, reliable power to protect sensitive electronics. ## Overview The EnginStar 300W Portable Power Station packs 296Wh of lithium-ion battery power into a lightweight, compact design. Featuring two pure sine wave AC outlets, multiple USB and DC ports, and three charging options (wall, car, solar), it’s engineered for reliable, clean energy on camping trips, road adventures, or emergency backup. With smart safety protections and a bright LCD display, it’s the ultimate power companion for millennials who demand efficiency and versatility wherever they go. ## Description Portable Power Station EnginStar Portable Power Station for Outdoors Camping Travel Hunting Emergency Use Portable Power Station for Home Backup Power R300 Power Bank + Carrying Bag Visit the Store R300 Power Bank + Carrying Bag Visit the Store Portable Power Bank for Outdoors Camping Fishing Emergency Portable Power Bank for Outdoors Travelling Portable Power Station + Solar Panel Generator R150+40W/60W Solar Panel+Bag Visit the Store R150+40W/60W Solar Panel+Bag Portable Power Station for outdoors Backup Power R150G2+40/60W Solar Panel+Bag Visit the Store R150G2+40/60W Solar Panel+Bag R300G+100W Solar Panel+Bag Visit the Store R300G+100W Solar Panel+Bag Review: Powers my CPAP for 2 days on single charge! - I purchased this Power Station to power my CPAP while camping. I tested other out with my CPAP. I have a Resmed Airsense 11 CPAP with Humidity and heated hose. I plugged in my CPAP using the 110v outlet on the power pack. Turned on the power pack and then the CPAP. I disabled the Humidity and heated hose on the CPAP and the display on the power pack read 37v. When I put the face mask on and the volt display didn't give any volts reading. The CPAP was still working so I went to sleep with 5 power bars on the display. Woke up 8 hours later, still showing 5 power bars with CPAP still working! Day 2, started with 5 power bars and did the same test again, same results again, only the power bank had 3 power bars showing! Day 3, same test, started with 3 power bars BUT 4 hours into my sleep the power bank shut down. The display showed 0 power bars. I then fully charged the power pack and performed the same test as above with the same results!!!! In conclusion, I was able to power my CPAP for approximately 20 hours on 1 charge!!!! O have to assume that others who left reviews stating that they only got 5 hours of run time from the power pack while using their CPAP, were probably using the Humidity or tube heater options on their CPAP which would explain the lower run time. Charge time was about 6 hours when plugged into my house 110v outlet. Haven't used the cigarette lighter power cord for 12v charging. This power pack looks like it will fulfill my needs while camping. I can recharge this power pack using the 12v cord while traveling from location to location. I will update when possible. Review: Long lasting! - Used for a 63 quart cooler. Battery lasts 8-10 hours. Compact and works perfectly. ## Features - 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 charged 80% in 2 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FJD7LCY4 | | Additional Features | Digital Display, Flashlight, LED Indicator Lights, Overload Protection, Portable | | Best Sellers Rank | #4,177 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #10 in Outdoor Generators | | Brand | EnginStar | | Brand Name | EnginStar | | Color | Black | | Customer Reviews | 4.3 out of 5 stars 1,550 Reviews | | Engine Power Maximum | 300 Watts | | Engine Type | Inverter | | Fuel Type | Electric | | Included Components | 300w portable power station | | Item Dimensions L x W x H | 9.1"L x 5"W x 7"H | | Item Weight | 3.6 Kilograms | | Manufacturer | Hengke Energy(GuangDong) Co., Ltd | | Manufacturer Part Number | R300 BO | | Material Type | Metal (Frame/Housing), Plastic/Rubber (Insulation), Lithium-Ion (Battery) | | Model Name | R300 | | Model Number | R300 | | Output Wattage | 300 | | Power Source | Battery Powered | | Recommended Uses For Product | Camping | | Running Wattage | 300 Watts | | Starting Wattage | 300 Watts | | Total Power Outlets | 2 | | UPC | 717121884500 | | Voltage | 110 Volts (AC) | | Warranty Description | Limited (12 months, from the date of purchase) | | Wattage | 296 Watt-hours | ## Product Details - **Brand:** EnginStar - **Fuel Type:** Electric - **Included Components:** 300w portable power station - **Item Weight:** 3.6 Kilograms - **Output Wattage:** 300 - **Power Source:** Battery Powered - **Recommended Uses For Product:** Camping - **Special Feature:** Digital Display, Flashlight, LED Indicator Lights, Overload Protection, Portable - **Voltage:** 110 Volts (AC) - **Wattage:** 296 Watt-hours ## Images ![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 - Image 1](https://m.media-amazon.com/images/I/710xfkfashL.jpg) ![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 - Image 2](https://m.media-amazon.com/images/I/712DACG3qtL.jpg) ![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 - Image 3](https://m.media-amazon.com/images/I/61FduQS2ArL.jpg) ![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 - Image 4](https://m.media-amazon.com/images/I/71qg8wJBG6L.jpg) ![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 - Image 5](https://m.media-amazon.com/images/I/71i55vY1UnL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Does this come charged?** A: Mine came with no charge. Started changing it immediately, after about 20 minutes it stopped charging, wouldn’t turn on or finish charging. Just got a dud, I guess. Maybe the ones that work do. **Q: Can it charge my gateway Xfinity router? How long?** A: It depends on the wattage. It is 296 watt hours. It can power a fridge that I have that is about 60 watts for about 5 hours on a full charge. It has a limit of 300 watts but I think the surge wattage is about 450. Hope that helps. I really like it! **Q: Can i order another 110 vac charger? Lost original** A: Dear Customer, please contact our after sale support mailbox: support@enginstar.com, we will arrange a replacement charger for you **Q: anyone use this for a small music PA set up?** A: Yes. I use a Yamaha Stagepas 600 and it seems to be okay for a solo gig. Beware that when you plug multiple inputs (other than a mic and an instrument) into your PA system, you might experience times when the battery shuts off momentarily. I'm considering switching to a unit with higher wattage. Best of luck on your choice. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Powers my CPAP for 2 days on single charge! *by B***8 on March 30, 2026* I purchased this Power Station to power my CPAP while camping. I tested other out with my CPAP. I have a Resmed Airsense 11 CPAP with Humidity and heated hose. I plugged in my CPAP using the 110v outlet on the power pack. Turned on the power pack and then the CPAP. I disabled the Humidity and heated hose on the CPAP and the display on the power pack read 37v. When I put the face mask on and the volt display didn't give any volts reading. The CPAP was still working so I went to sleep with 5 power bars on the display. Woke up 8 hours later, still showing 5 power bars with CPAP still working! Day 2, started with 5 power bars and did the same test again, same results again, only the power bank had 3 power bars showing! Day 3, same test, started with 3 power bars BUT 4 hours into my sleep the power bank shut down. The display showed 0 power bars. I then fully charged the power pack and performed the same test as above with the same results!!!! In conclusion, I was able to power my CPAP for approximately 20 hours on 1 charge!!!! O have to assume that others who left reviews stating that they only got 5 hours of run time from the power pack while using their CPAP, were probably using the Humidity or tube heater options on their CPAP which would explain the lower run time. Charge time was about 6 hours when plugged into my house 110v outlet. Haven't used the cigarette lighter power cord for 12v charging. This power pack looks like it will fulfill my needs while camping. I can recharge this power pack using the 12v cord while traveling from location to location. I will update when possible. ### ⭐⭐⭐⭐⭐ Long lasting! *by B***Y on May 2, 2026* Used for a 63 quart cooler. Battery lasts 8-10 hours. Compact and works perfectly. ### ⭐⭐⭐⭐⭐ Amazing tool, Mobile Adjuster Approved!!! *by D***. on July 13, 2025* 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 ## Frequently Bought Together - Portable Power Station EnginStar 300W Solar Generator 110V 296Wh Power Bank Two Pure Sine Wave AC Outlet 80000mAh Lithium Battery Pack for Camping Outdoors Trip RV Hunting Vans Emergency Backup - ENGINSTAR 60W Foldable Solar Panel Charger with 18V DC Outlet for Portable Power Stations EnginStar/Jackery/Rockpals/Flashfish, Portable Solar Generator with QC 3.0 for Outdoor Camping Van RV Trip - EnginStar Carrying Case Storage box Travel Business Lunch Bag Shockproof Universal Compatible for Jackery Portable Power Station, picnic camping wild fishing hunting - Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/535120032-enginstar-portable-power-station-300w-296wh-battery-bank-with-110v](https://www.desertcart.vn/products/535120032-enginstar-portable-power-station-300w-296wh-battery-bank-with-110v) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-20*