300W Portable Power Station; 416Wh Large Capacity Battery Supply; 777SYD Solar Powered Generator with AC DC USB 3 Ports; Lithium Battery Backup for RV Camping; Emergency



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1.HUGE 416 Wh CAPACITY: Armed with 416wh power capacity, this portable power station provides approximately 25 recharges for phones, or 8 recharges for tablets, or 5 recharges for laptops, or 2-4 nights for a CPAP machine, perfect choice for a weekend trip.
2.COMPACT AND EASY TO CARRY: With a light weight and a compact size, 777SYD portable power station is customized for portable carry-on with a solid handle, making it easy to carry wherever you go: outdoor camping, road trip, RV trip and more.
3.8 PORTS FOR All: 2* Pure sin wave 110V/300W AC Outlets, 1* DC (9V~12.7V/8A), USB1+USB2 5V/2.4A , 1*quick charge USB port(5V/3A 9V/2A), 1* USB-C port(5V/3A 9V/3A) 1* cigarette lighter(12V/10A).
4.GET RECHARGED ANYWHERE: 777SYD power station can be charged by the 15-26 volt solar panel (not included), AC wall adapter, car charger and gas generators. It can get recharged from a type-C charger.Take this lightweight camping powerhouse to avoid power shortage.
5.UNPRECEDENTED 2-YEAR WARRANTY: Instead of 12 months, 777SYD provides our dear customers with Free 2-Year product refund/replacement warranty, 24/7 friendly customer service and FREE lifetime technical support from experts.


Pure Sine Wave AC Inverter

Advantages of pure sine wave AC inverter: 1. Flexible adjustment of amplitude and frequency of output voltage or current. 2. Convert the direct current of the battery into alternating current or other forms of direct current. 3. Significantly reduce the volume and weight of electrical equipment. 4. Fast dynamic response; good control performance and good electrical performance index.



It has a large and clear 4.4-inch screen; which can display detailed information. The display shows the consumed load and charged power. Easy to read and easy to operate.


Battery management system

Equipped with short-circuit protection; overvoltage protection; battery aging protection; overcurrent protection; constant voltage protection; temperature management; advanced battery management system; intelligent management and maintenance of each battery unit to prevent battery overcharge and over discharge; prolong battery service life and monitor battery status. The service life is more than 5 times longer than before; which not only improves the service life; but also improves the safety.


Biult-in Cooling Fans

Equipped with a new built-in cooling fan; it can provide us with good security. When the portable power supply heats up; the cooling fan will turn on to reduce the temperature to the safest use temperature; which makes us feel at ease and more at ease. The hidden danger of safety is solved.


Additional information

Weight 5.2027 lbs
Dimensions 15.04 × 9.14 × 10.24 cm

1) What is the status of my order?

You’ll receive a confirmation email after you place your order which should include information about the expected ship date(s) for your items. You’ll receive another email when your order ships. Delivery can typically be expected within 3-5 business days.

2) What if I want to cancel my order?

Please send us an email to [email protected] requesting to cancel. If your order has not shipped from our distribution partners, we can request a cancellation, however, it is not guaranteed. If your order has already been shipped, it cannot be canceled. Once you receive your item, you can take advantage of our easy returns/ exchange process. Please note that not all items are eligible to be returned, you can learn more by visiting our return policy on our website at:https://appravo.com/shipping-and-returns/

3) What payment methods are accepted?

We accept US issued MasterCard, American Express, VISA credit cards, and Paypal, as methods of payment.

4) Do you ship internationally?

We currently ship to Continental US addresses only. Please note that special shipment rates may apply in cases where delivery destinations are in remote areas. As always, the cost of shipping will be calculated during the checkout process and will highlight the shipment cost that is applicable.

5) What delivery provider do you use?

Our standard delivery service for the U.S. is FedEx, UPS, USPS.

6) How soon will I receive my order?

-Continental US addresses: 3-5 business days from the date of shipment. -Alaska and Hawaii addresses: 7-10 business days from the date of shipment.


At Appravo, we make it simple. We offer a single rate shipping starting at $7.99 across United States for orders under $99.99. Spending $100 or more? Then shipping is $4.99, and if you’re spending $150 or more, then shipping is on us!*

We use standard ground courier delivery services to deliver your purchases, typically within 3-5 working days. *Exclusions apply: Some products may not be eligible for shipping rates provided due to weight restrictions. We take pride in our services and will never overcharge you for shipping and make you pay more than you need to.

*Learn more about our Shipping Policy here: View our Shipping Policy


We want our customers to feel great about shopping at Appravo. With our 14-day return policy, you’llhave the time to make sure that your purchase was right for you. Returns in new factory sealed condition with original packaging and accessories are eligible to receive a refund. All other returns are to be examined and may be charged a restocking fee. In most cases, return shipping costs are the priority of the customer. If desired, we will send you a shipping label and take the charge from existing payment where possible.

*Learn more about our Shipping Policy here: View our Shipping Policy

Speedy Shipping
3-5 Days US-Wide Shipping
100% Money-Back Guarantee
Buy With Confidence And Zero-Risk
Our Gear Is Tested and Stamped.

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