1. Introduction
The ALLPOWERS Portable Power Station S300 is a versatile and reliable power solution designed for various applications, from home backup to outdoor adventures. With a 288Wh capacity and 300W (peak 500W) pure sine wave AC output, it can power a wide range of electronic devices and small appliances. Its compact and lightweight design, coupled with multiple charging options, makes it an ideal companion for camping, travel, RV use, and emergency situations.
This manual provides essential information on the safe and efficient operation, maintenance, and troubleshooting of your ALLPOWERS Portable Power Station S300. Please read it thoroughly before use.

Image 1.1: The ALLPOWERS Portable Power Station S300, showcasing its compact design and various ports.
2. Safety Information
To ensure safe operation and prolong the lifespan of your power station, please adhere to the following safety guidelines:
- Do not disassemble, repair, or modify the unit. Incorrect reassembly may cause fire or electric shock.
- Do not expose the unit to fire or high temperatures (above 60°C/140°F).
- Do not use or store the unit in a bathroom or in areas exposed to rain or moisture.
- Use only the original or certified charging cables and adapters.
- Keep the unit away from children and pets.
- Ensure proper ventilation during use and charging. Do not block the ventilation openings.
- Avoid dropping, hitting, or subjecting the unit to strong impacts.
- If the unit emits an unusual odor, heat, or other abnormalities, stop using it immediately and contact customer support.
- Dispose of the unit and its battery according to local regulations.
3. Package Contents
Upon opening the package, please verify that all items are present and in good condition:
- ALLPOWERS Portable Power Station S300
- AC Adapter
- Charging Cable
- User Manual (this document)
4. Product Overview
Familiarize yourself with the various components and ports of your power station.

Image 4.1: Detailed diagram of the ALLPOWERS S300 showing all input and output ports.
- AC Output Sockets (300W Max): For powering standard household appliances.
- USB-C Output (100W Max): High-speed charging for compatible devices.
- USB-A Outputs (18W Max): For charging smartphones, tablets, and other USB-powered devices.
- Car Cigarette Lighter Output (12V / 10A): For car appliances and 12V devices.
- Wireless Charging Output (5V / 1A): For Qi-compatible devices.
- AC Charging Input (200W Max): For charging the power station via wall outlet.
- Solar / Car Charging Input (100W Max): For charging via solar panel or car charger.
- LCD Display: Shows battery level, input/output wattage, and remaining runtime.
- LED Lights: Built-in illumination for various situations.
- Foldable Handle: For easy portability.

Image 4.2: Physical dimensions of the ALLPOWERS S300, measuring 8.11 inches long, 4.33 inches wide, and 6.5 inches high.
5. Setup
Before first use, it is recommended to fully charge your ALLPOWERS Portable Power Station S300.
- Unpacking: Carefully remove the power station and all accessories from the packaging.
- Initial Charge: Connect the provided AC adapter to the AC Charging Input port on the power station and plug it into a wall outlet. The LCD display will show the charging status. Charge until the battery indicator shows 100%.
- Check Display: Once charged, briefly press any power button to activate the LCD display and confirm the battery level.
6. Operating Instructions
6.1 Turning On/Off
- To turn on the power station, press and hold the main power button for a few seconds until the LCD display illuminates.
- To turn off, press and hold the main power button again until the display turns off.
6.2 Using AC Outlets
The S300 provides 110V pure sine wave AC output for sensitive electronics.
- Ensure the power station is on.
- Press the AC power button to activate the AC outlets. The AC indicator on the display will light up.
- Plug your device into the AC outlet. Ensure the device's power consumption does not exceed 300W (500W peak).
- When finished, press the AC power button again to turn off the AC outlets and conserve power.

Image 6.1: The ALLPOWERS S300 simultaneously charging multiple devices, including a laptop, smartphone, and other electronics.
6.3 Using USB Ports (USB-A & USB-C)
The USB ports are always active when the power station is on.
- Connect your USB-powered devices to the appropriate USB-A or USB-C ports.
- The USB-C port supports Power Delivery for faster charging of compatible devices.
6.4 Using DC/Car Outlet
- Press the DC power button to activate the DC/Car outlet. The DC indicator on the display will light up.
- Plug in your 12V DC devices.
- Press the DC power button again to turn off the DC/Car outlet.
6.5 Wireless Charging
- Place your Qi-compatible smartphone or device on the wireless charging pad located on top of the power station.
- Ensure the device is centered on the pad for optimal charging.
6.6 Using the LED Light
- Press the LED light button once to turn on the light.
- Press again to cycle through different brightness levels or SOS mode (if available).
- Press and hold to turn off the light.
6.7 Uninterruptible Power Supply (UPS) Function
The S300 features a UPS function, providing seamless power during outages.

Image 6.2: The ALLPOWERS S300 connected to a wall outlet and powering an aquarium, demonstrating its Uninterruptible Power Supply (UPS) capability with a fast 15ms switchover.
When the power station is connected to an AC wall outlet and a device is plugged into its AC output, it can act as a pass-through power source. In case of a power outage, the S300 will automatically switch to battery power within 15 milliseconds, ensuring continuous operation for connected devices like computers or aquariums.
6.8 Bluetooth App Control
Control and monitor your power station remotely using the ALLPOWERS app.

Image 6.3: A smartphone displaying the ALLPOWERS app interface, showing remote control capabilities for the power station via Bluetooth.
- Download the ALLPOWERS app from your device's app store.
- Enable Bluetooth on your smartphone and on the power station (refer to the power station's display or specific button for Bluetooth activation).
- Open the app and follow the instructions to pair with your S300.
- Once connected, you can monitor battery status, control outputs, and adjust settings from your phone.
Video 6.1: An official video from ALLPOWERSDirect demonstrating the features and operation of the ALLPOWERS S300 Portable Power Station.
7. Recharging the Power Station
The ALLPOWERS S300 offers multiple convenient ways to recharge its internal battery.

Image 7.1: Visual representation of the five different methods to recharge the ALLPOWERS S300: AC wall outlet, AC + Solar, AC + Car, Solar, and Car.
7.1 AC Wall Charging
- Connect the provided AC adapter to the AC Charging Input port on the power station.
- Plug the adapter into a standard wall outlet. The LCD display will indicate charging.
7.2 Solar Panel Charging
- Connect a compatible solar panel (up to 100W) to the Solar/Car Charging Input port.
- Position the solar panel in direct sunlight for optimal charging efficiency. The display will show solar input.
7.3 Car Charging
- Use the provided car charging cable to connect the power station's Solar/Car Charging Input port to your vehicle's 12V cigarette lighter socket.
- Ensure your vehicle's engine is running to prevent draining the car battery.
8. Maintenance & Storage
Proper maintenance and storage will extend the life of your power station.
- Cleaning: Use a dry, soft cloth to wipe the exterior of the unit. Do not use harsh chemicals or abrasive materials.
- Temperature: Store the unit in a cool, dry place between 0°C and 40°C (32°F and 104°F). Avoid extreme temperatures.
- Long-Term Storage: If storing for extended periods, charge the unit to approximately 50-80% every 3-6 months to maintain battery health. Fully discharge and recharge the unit at least once a year.
- Ventilation: Ensure the ventilation vents are clear of dust and debris.
9. Troubleshooting
If you encounter issues with your ALLPOWERS S300, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Battery is completely drained. | Connect to AC power and charge for at least 10 minutes before attempting to turn on. |
| AC output not working | AC output not activated; Overload protection; Low battery. | Press the AC button to activate. Reduce load if overloaded. Recharge the unit. |
| USB/DC output not working | DC output not activated; Overload protection. | Press the DC button to activate. Reduce load if overloaded. |
| Unit not charging | Charging cable/adapter faulty; Input port issue; Extreme temperature. | Check cable/adapter. Try a different charging method. Move to a suitable temperature environment. |
| Display is dim or not working | Unit is off; Display setting. | Press any button to activate. Check user manual for display brightness adjustment. |
If the problem persists after trying these solutions, please contact ALLPOWERS customer support.
10. Specifications
| Feature | Detail |
|---|---|
| Brand | ALLPOWERS |
| Model Number | AP-SS-005-BLA |
| Battery Capacity | 288Wh |
| AC Output | 300W (Rated), 500W (Peak), 110V Pure Sine Wave, 60Hz |
| USB-C Output | 100W Max |
| USB-A Output | 18W Max (per port) |
| DC/Car Output | 12V / 10A |
| Wireless Charging | 5V / 1A |
| AC Charging Input | 200W Max |
| Solar/Car Charging Input | 100W Max |
| Dimensions (L x W x H) | 8.11" x 4.33" x 6.5" |
| Weight | 7.51 Pounds |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| UPS Switchover Time | 15ms |
11. Warranty and Support
ALLPOWERS products come with a standard warranty. For specific warranty terms, registration, and customer support, please refer to the warranty card included in your package or visit the official ALLPOWERS website. If you have any questions or require assistance, do not hesitate to contact their support team.
For the latest information and product updates, you may visit the ALLPOWERS store on Amazon: ALLPOWERS Store





