SBS TTBB20000SK
SBS Solar Power Bank 20000mAh Instruction Manual
Model: TTBB20000SK
Introduction
Thank you for choosing the SBS Solar Power Bank 20000mAh. This portable charger is designed to provide reliable power for your devices on the go, featuring both solar and standard charging capabilities, intelligent charge technology, and multiple output ports. Please read this manual carefully to ensure proper use and maintenance of your power bank.
Product Overview
Components
- SBS Solar Power Bank 20000mAh
- Integrated Solar Panel
- 2x USB-A Output Ports (10W, 2.1A Intelligent Charge)
- 1x USB-C Input/Output Port (10W)
- 1x Micro-USB Input Port
- LED Indicators for Charge Status
- Power Button
- USB-A to Micro-USB Charging Cable
Key Features
- 20000mAh Capacity: Provides multiple charges for smartphones and tablets.
- Dual Charging Modes: Recharge the power bank via solar energy or standard cable (Micro-USB/USB-C).
- Intelligent Charge (IC): Automatically detects and delivers optimal power for fast and safe charging, protecting against overheating and short circuits.
- Multi-Device Charging: Charge up to two devices simultaneously using the USB-A ports.
- LED Indicators: Blue LEDs show standard charge level; Green LEDs indicate active solar charging.
- Compact and Portable: Lightweight design (400g) and compact dimensions (14 x 6.7 x 3 cm) make it ideal for travel.
- Airplane Friendly: Can be carried on airplanes without restrictions.

Image: Overview of the SBS Solar Power Bank highlighting its compatibility with various devices, charging ports, and integrated LED indicators.
Setup
Before first use, it is recommended to fully charge the power bank using a standard power source.
Initial Charging (Standard Method)
- Connect the provided USB-A to Micro-USB cable to the Micro-USB input port on the power bank.
- Plug the USB-A end of the cable into a USB wall adapter (not included) or a computer's USB port.
- Alternatively, use a USB-C cable (not included) to connect to the USB-C input/output port on the power bank and a compatible USB-C power source.
- The blue LED indicators will illuminate, showing the charging progress. All four blue LEDs will be solid when fully charged.

Image: Close-up view of the power bank's side, indicating the Micro-USB and USB-C input ports for recharging.
Operating Instructions
Charging the Power Bank
1. Standard Charging (via Cable)
- Use either the Micro-USB input port or the USB-C input/output port.
- Connect the power bank to a suitable power source (wall adapter, computer).
- Blue LED indicators will show the charging status. Each solid blue LED represents approximately 25% charge.
- Charging time varies depending on the power source and remaining battery level.
2. Solar Charging
- Place the power bank with its solar panel facing direct sunlight.
- Green LED indicators will illuminate when solar charging is active.
- Solar charging is ideal for emergency power or maintaining charge, but it is slower than standard cable charging. For a full charge, use the standard method.

Image: The power bank positioned on rocks under sunlight, demonstrating its solar charging capability.
Charging Your Devices
- Connect your device's charging cable to one of the power bank's output ports (USB-A or USB-C).
- The power bank will automatically detect your device and begin charging.
- Press the power button once to check the remaining battery level indicated by the blue LEDs.
- The Intelligent Charge (IC) technology ensures optimal charging speed and safety for your connected devices.

Image: The power bank simultaneously charging a smartphone and a pair of wireless earbuds, demonstrating its multi-device charging capability.
Maintenance
- Keep the power bank dry and away from extreme temperatures.
- Avoid dropping or subjecting the power bank to strong impacts.
- Clean the exterior with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- For optimal battery life, fully charge the power bank at least once every three months if not in regular use.
- Ensure the solar panel is clean and unobstructed for efficient solar charging.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Cable not connected properly; faulty cable/adapter; power bank fully discharged. | Ensure cables are securely connected. Try a different cable or adapter. Allow a few minutes for the power bank to respond if deeply discharged. |
| Device not charging from power bank | Power bank battery low; device cable not connected properly; incompatible device. | Check power bank's charge level. Ensure device cable is securely connected. Try a different port or cable. |
| Solar charging is slow or not working | Insufficient direct sunlight; solar panel obstructed or dirty. | Place the power bank in direct, strong sunlight. Clean the solar panel surface. Note that solar charging is supplementary and slower than wall charging. |
| LED indicators not working | Power bank is off; internal malfunction. | Press the power button to activate LEDs. If problem persists, contact customer support. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | Solar Power Bank |
| Model Number | TTBB20000SK |
| Brand | SBS |
| Battery Capacity | 20000 mAh (Milliampere-hours) |
| Battery Composition | Lithium-polymer |
| Input (Micro-USB) | 10W |
| Input/Output (USB-C) | 10W |
| Output (USB-A) | 2x 10W (2.1A Intelligent Charge) |
| Power Source | Solar Powered, USB Cable |
| Special Features | Fast Charging, Short Circuit Protection, Over-discharge Protection, Dust Resistant, LED Indicator |
| Compatible Devices | Smartphones, Tablets, Smartwatches, Cameras, Speakers, Mini Refrigerators, Projectors |
| Color | Black |
| Item Weight | 400 Grams |
| Dimensions (L x W x H) | 14 x 6.7 x 3 cm |
Warranty and Support
For warranty information and customer support, please refer to the official SBS website or contact your retailer. Keep your purchase receipt as proof of purchase.
For further assistance, you may visit the SBS Brand Store.
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