1. Introduction
The ALLPOWERS S300PLUS is a compact and portable power station designed to provide reliable power for various applications, including camping, travel, outdoor activities, and emergency backup. With a 288Wh capacity and 300W (600W peak) output, it can power multiple devices simultaneously. This manual provides essential information for safe and efficient use of your S300PLUS.

Image 1.1: ALLPOWERS S300PLUS overview with key specifications.
2. Safety Instructions
Please read and understand all safety warnings before operating this product. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Do not disassemble, repair, or modify the unit.
- Keep the unit away from fire, water, and extreme temperatures.
- Do not use or store the unit in direct sunlight or high-temperature environments.
- Avoid dropping or subjecting the unit to strong impacts.
- Keep out of reach of children.
- Ensure proper ventilation during use to prevent overheating.
- Use only original or certified accessories.
3. Package Contents
Verify that all items are included in your package:
- 1 x ALLPOWERS S300PLUS 288Wh Portable Power Station
- 1 x AC Power Adapter and Charging Cable
- 1 x User Manual
4. Product Overview
Familiarize yourself with the ports and features of your ALLPOWERS S300PLUS.

Image 4.1: Front panel with output and input ports.
The S300PLUS features multiple output ports to power a variety of devices:
- 1 x AC Output (230V, 300W rated, 600W peak)
- 1 x 12V/10A Car Port
- 2 x USB-A Ports (18W Max)
- 1 x USB-C Port (QC3.0 up to 100W)
- 1 x 5V/1A Wireless Charging Pad

Image 4.2: Detailed diagram of output ports.
5. Setup
Before first use, it is recommended to fully charge your ALLPOWERS S300PLUS.
5.1 Initial Charging
Connect the provided AC power adapter to the AC input port on the power station and plug it into a wall outlet. The display will indicate charging status. A full charge via AC takes approximately 1-2 hours.

Image 5.1: Charging the S300PLUS via AC input.
6. Operating Instructions
6.1 Charging the Power Station
The S300PLUS offers five methods for recharging:
- AC Wall Outlet: Fully charges in 1-2 hours.
- Solar Panel: Charges in approximately 3-4 hours with direct sunlight using a compatible solar panel (MPPT 100W max).
- 12V Car Cigarette Lighter Socket: Charges in 3-4 hours.
- USB-C (PD 100W): Charges in 3-4 hours.
- AC + XT60 (Simultaneous Charging): Achieves 100% charge in 1 hour with combined 300W input.

Image 6.1: Five charging methods for the S300PLUS.
6.2 Powering Devices
The S300PLUS can power up to 6 devices simultaneously. Simply plug your devices into the appropriate output ports. The Battery Management System (BMS) protects against overcurrent, overcharge, overheating, and short circuits.

Image 6.2: Powering multiple devices with the S300PLUS.
6.3 Bluetooth Control via Smartphone App
Control your S300PLUS remotely using the ALLPOWERS app, available for iOS 9.0+ and Android 4.3+ devices. The Bluetooth connection ensures stable wireless control, allowing you to monitor and manage the power station from your smartphone.

Image 6.3: Remote control via the ALLPOWERS smartphone app.
6.4 Integrated LED Light
The built-in LED light can be used for illumination or as an automatic SOS signal during emergencies.

Image 6.4: S300PLUS LED light in use.
6.5 UPS Functionality
The ALLPOWERS S300PLUS can provide Uninterruptible Power Supply (UPS) functionality, delivering emergency power to your devices within 15 milliseconds during a power outage.

Image 6.5: S300PLUS providing UPS battery backup.
7. Maintenance
Proper maintenance ensures the longevity and optimal performance of your power station.
- Storage: Store the unit in a cool, dry place, away from direct sunlight and corrosive materials.
- Battery Care: For optimal battery life, fully charge the unit every 3-6 months, even if not in use. Avoid completely draining the battery for extended periods.
- Cleaning: Use a dry, soft cloth to clean the exterior of the unit. Do not use harsh chemicals or abrasive materials.
- Temperature: Operate and store the unit within the recommended temperature range specified in the specifications.

Image 7.1: S300PLUS battery protection features.
8. Troubleshooting
If you encounter issues with your S300PLUS, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | Battery is completely drained; Power button not pressed correctly. | Charge the unit using the AC adapter; Press and hold the power button for 3 seconds. |
| AC output not working | AC output is not enabled; Device power exceeds 300W. | Press the AC power button to enable; Check device wattage, use devices within 300W. |
| Unit not charging | Charging cable loose; Adapter faulty; Input source issue. | Ensure all connections are secure; Try a different charging method or adapter; Check solar panel connection/sunlight. |
| Bluetooth connection fails | Bluetooth not enabled on phone/unit; App issue. | Ensure Bluetooth is on for both devices; Restart the app and power station; Re-pair the device. |
9. Specifications
| Feature | Specification |
|---|---|
| Model Number | ALLPOWERS S300 PLUS |
| Capacity | 288Wh (78000mAh) |
| AC Output | 230V, 300W (600W Peak) |
| USB-A Output | 2 x 18W Max |
| USB-C Output | 1 x QC3.0 (up to 100W) |
| Car Port Output | 1 x 12V/10A |
| Wireless Charging | 1 x 5V/1A |
| AC Input | Up to 200W |
| Solar Input | MPPT 100W Max |
| Material | ABS (High strength, high temperature resistance, good insulation) |
| Dimensions | 20.6 x 11 x 16 cm |
| Weight | 3.4 kg |
| Special Features | Stable and Portable, Bluetooth Control, UPS Function |
10. Warranty and Support
The ALLPOWERS S300PLUS Portable Power Station comes with a 6-year warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use.
For technical support, warranty claims, or any questions regarding your product, please contact ALLPOWERS customer service:
- Email: support@allpowers.com
- Website: www.allpowers.com
Please have your purchase receipt and model number (S300PLUS) ready when contacting support.







