300W 256Wh Portable Power Station Feature
The Ultra Long-lasting LFP Battery
Powered by premium LiFePO4 batteries, Mars 256 can keep in a healthy state after 3000 complete charge cycles. That's much safer and more durable, even in warm temperatures.
Advanced BMS
GP Mars 256 battery management system(BMS) has a proven track record in regulating current, voltage, and temperature, monitoring and protecting your device from overvoltage, overload, short-circuit, and low-voltage, this power station ensures safe and secure operation at all times.
Multiple charging options
The GP Mars256 is equipped with multiple input ports including an adapter charger, car charger, and solar panels, users have a variety of options for powering up the device.
Versatile output ports
The device is equipped sufficient output ports including AC, USB-A fast charge, USB-C, wireless charging, and DC5521, making it versatile many charging options for all your devices, from smartphones and laptops to power tools and appliances.
Compact and User-Friendly
Small size and lightweight design, making GP Mars256 perfect for camping, hiking, outdoor adventures, and emergency backup power；4 modes of LED light:High,Low,SOS,Flash...meet the requirements of various scenarios.
Versatile output ports
Built to last with rugged construction and high-quality components, this power station is designed to withstand harsh environments and tough conditions.
Advance & Safety Power
LiFePO4 Batteries
6X Longer Lifespan
Green Power Mars 256
Others
300W 256Wh Portable Power Station Electrical Parameters
| GENERALINFO |
| Net weight |
8.82lbs(4kg) |
| Dimensions |
9.5*6.7*7.9in(24*17*20cm) |
| Capacity |
256wh(12.8V,20Ah) |
| Certification |
UL Standard,FCC, RoHS, PSE,CP65,MSDS,uN38.3,CE |
| INPUT PORTS |
| Adapter Charger |
20V--5A |
| Car Charger |
Supports 12~14.4/24~28.8V=6Amax |
| Solar Panels |
16~30V=6Amax,100W MPPT |
| USB-C PD Input |
5/9/12/15V-3A 20V--5A |
| OUTPUT PORTS |
| AC(×2) |
Pure Sine Wave, 300Ww (Surge 450W),110V~(60Hz) |
| USB-A Fast Charge(×2) |
5V--3A 9V--2A 12V-1.5A 18W Max, per port |
| USB-C(×2) |
5/9V--3A 12V-2.5A 15V--2A 20V-1.5A 30W Max |
| 5/9/12/15V--3A 20V--5A 100W Max |
| Wireless Charge(×1) |
10W Max |
| Car Charge(x1) |
12V-10A,120W Max |
| LED Lighting |
3W, 4Modes(High Light/Low Light/SOS/Flash) |
| DC5521 Output(×2) |
12V--10A,120W Max,per port |
| ※Car charger shares power with the DC5525 output port, offering a maximum output of 120w |
| BATTERY INFO |
| Cell Chemistry |
LiFePO4 Battery |
| Warranty |
2 year (after a full charge) |
| Cycle Life |
Keep 80% capacity after 2000 standard cycles at 25士2℃ |
| Protection |
Over Voltage Protection, Overload Protection,
Over Temperature Protection, Short Circuit Protection,
Over Current Protection, Low Temperature Protection,
Low Voltage Protection |
| ENVIRONMENTAL OPERATING TEMPERATURE |
| Optimal Operating Temperature |
50°F~68°F(10°C~20°C) |
| Discharge Temperature |
14°F~131°F(-10℃~55°C) |
| Charge Temperature |
32°F~113°F(O℃~45℃) |
| Storage Temperature |
-40°F~131°F(-40°C~55℃) |
Charge 300W 256Wh Portable Power Station in 4 ways !
4 Ways To Recharge
With 4 different ways to top up the Mars 256, from solar panel to in-car charging, there's always a way to recharge no matter you're at home or on the go.
Small Size & Big Power
Mars 256 battery management system(BMS) has a proven track record in regulating current, voltage, and temperature, monitoring and protecting your device from every potential risk at all times.
4 Modes LED Light
Mars 256 is equipped with 4 modes LED light to meet the requirements of various scenarios.
What Scenarios can 300W 256Wh Portable Power Station suitable for?
Mobile Devices
(10W/23Cycles)
Bluetooth Speaker
(20W/11Hrs)
Radio
(100W/2.3Hrs)
(10W/64Cycles)
(50W/4.6Cycles)
Live Light
(20W/11Hrs)
Microphone
(200W/1.2Hrs)
Camera
(5W/46Cycles)
Light Bulb
(30W/7.6Hrs)
Switch
(45W/6Hrs)
Walkie-Talkie
(8W/28Cycles)
Drone
(60W/4Cycles)
Vehicle Refrige
(140W/5Hrs)
Flashlight
(10W/23Cycles)
CPAP
(65W/28Hrs)
Projector
(300W/0.76Hrs)
Home & Emergency Backup
Home & Emergency Backup
Off-Grid Living
DIY
WiFi Router
(25W/9.2Hrs)
Electric Fan
(70W/3.2Hrs)
TV
(200W/1.2Hrs)
Computer
(250W/0.9Hrs)
Blender
(300W/0.76Hrs)
300W 256Wh Portable Power Station FAQ
Q: When did your company start producing and selling energy storage products?
A: Our company has been producing and selling new energy products since its establishment in 2013. In response to the increasing demand for energy storage power stations in the US and European markets during the COVID-19 pandemic, we have been producing and selling high-quality portable energy storage products for the past four years. We currently offer four product series for overseas sales, including home energy storage batteries, portable mobile power supplies, foldable photovoltaic panels, and inverters.
Q: Are all your portable energy storage products produced in China?
A: Yes, we produce all our portable energy storage products in China. We have chosen to manufacture our products in Shenzhen, China, which is known for its highly developed consumer electronics industry and strong advantage in the lithium battery industry chain integration. Our products are of excellent quality and offer great value for money, making them very popular with our distribution partners.
Q: What are the main applications of GP256?
A: GP256, which is also known as GreenPower256, is an entry-level portable energy storage power station that is perfect for charging most consumer electronics products during daily outings and travels. It can also handle small household appliances with a driving power of up to 300W with ease.
Q: Which GreenPower portable power station is more suitable for distributors to sell compared to other GP models?
A: We have received feedback from our German distributors that the GreenPower portable power supply series is very versatile, offering a complete range of products from low to high power that can cater to different outdoor charging needs.
Q: What type of solar panel is more suitable to be used with GP256?
A: We recommend using our Ample 100 photovoltaic panel with GP256 for maximum cost-effectiveness. With a charging time of only 2.5 hours, it is a great choice for anyone looking to recharge their portable energy storage power station while on the go.
Our Factory
Our portable power station's battery supplier, Ganfeng Lithium, has advanced automation production lines in the industry, ensuring maximum consistency of battery quality.
Our staff undergo strict job training to efficiently support our customization and personalized production orders.
We carefully verify the assembly process for each product to ensure that every unit is complete and consistent.
Given the unique safety requirements of lithium-ion products, we insist on testing each product's performance after it has been left stationary.
We are packing our portable power stations according to the contract terms agreed upon with foreign clients before storing them.
Drawing on our extensive experience in cross-border logistics solutions, we assist our clients in safely and promptly delivering products to their intended destinations.
Our Certificate