Dartwood Solar Power Bank
In the Box
- 1 x Solar Power Bank
- 1 x Charging Cable
- 1 x User Manual
Features
Introduction to Parts
- USB Output 1 & 2
- Micro-USB Input
- Type-C Input/Output
- Power Indicator
- Solar Charging Indicator
- Flashlight
- Power Button
- Solar Panel
- Wireless Output
Compatibility
Compatible with smartphones and all compatible devices.
Safety Information
- If the device is not being used for an extended period, please charge it at least every 6 months.
- Keep the device dry and do not clean it with chemicals.
- Keep the device away from a heat source.
- When needed, discard the device properly.
- Children may use the device only with adult supervision.
- Do not crash, disassemble, or impale the device.
- Do not use the product to charge incompatible devices. Incompatible voltage and current may explode the device, cause fire, or other problems.
Operational Instructions
To charge your device
- Place your device on the wireless charger and align it at the center of the wireless output.
- Alternatively, connect the charging cable to the USB output or Type-C port.
- Press the power button to start charging.
To check battery status
- Press the power button once to check the solar power status.
- Check the remaining power of the power bank from the power indicators.
- One BLUE light is on
The power is within 25%. - Two BLUE lights are on.
The power is within 50%. - Three BLUE lights are on.
The power is within 75%. - Four BLUE lights are on.
The power is within 100%.
- One BLUE light is on
To charge the power bank
- Place the solar panel in direct sunlight.
- The solar charging indicator will turn green when being charged using the solar panel.
- Alternatively, connect the power bank with a Micro USB or Type-C charging cable. The 4 power indicators will show solid blue when the power bank is fully charged.
To turn on/off the flashlight
- Double-click the power button to turn on the flashlight.
Caution: The Flashlight contains bright LEDs; never point it at the eyes. - Click once to switch the light pattern.
- Double-click to turn off the flashlight.
Troubleshooting
- If the power bank does not charge your device;
- Make sure that the device being charged is compatible.
- Make sure that the power bank is switched on.
- Make sure that it has enough battery left to charge your phone.
- Please refer to the operational instructions for any other troubleshooting.
Product Specifications
- Capacity: 16,000 mAh
- Solar charger power: 1.8 W
- Charging input: DC 5V 2A Max.
- Charging output: DC 5V 3A Max.
- Wireless charger output: 5W Max.
- Flashlight: 4 x 0.5 W
- Product size : 7 x 3.4 x 8.3 in
- Product net weight: 0.8 lb
- Working temperature: 32°F – 113°F
*Specifications are subject to change without notice or obligation.
For more information, please visit: www.wasserstein-home.com or contact us at: [email protected]
Made in China
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Dartwood Solar Power Bank- FAQs
How do I operate a solar power bank?
Charge it first using a USB cable or sunlight. Press the power button if your model has one, then connect your device using the appropriate cable. Your device should start charging.
How do I know when my power bank is fully charged?
Most power banks have LED indicators or a digital display. For a solar battery, a fully charged 12V battery reads about 12.7V and a 24V battery around 25.4V. You can also check using a multimeter.
Can I overcharge my solar power bank?
No, overcharging can damage the battery. Modern power banks have built-in protections that stop charging once full. Avoid leaving it plugged in unnecessarily.
How long does it take to charge a solar power bank?
USB charging: Usually 8–10 hours for a 20,000 mAh bank.
Solar charging: Depends on sunlight intensity; it may take 40–60 hours, so solar charging is best for emergencies.
Can I charge it with electricity as well as sunlight?
Yes. Use solar power whenever possible, and use a wall socket or USB source to top up when needed. Always follow safety precautions to avoid overheating or damage.
Do solar power banks need direct sunlight?
Yes, for effective solar charging, direct sunlight is required. Small on-device solar panels may take several days to fully charge the power bank.
How long does a solar power bank hold its charge?
If unused, most power banks can hold a charge for around six months. Recharge it if stored for long periods to maintain battery life.
Can I use it to charge my phone overnight?
Yes, but check that your device and power bank support safe overnight charging. Overcharging is usually prevented by built-in safety features.
How often do solar batteries need replacement?
Solar batteries typically last 5–15 years. Replace them if they no longer hold a charge or show signs of damage.
What should I do if my power bank is not charging?
Check the charging cable, ports, and connection. Clean the USB port if dirty and ensure the power source is compatible. Some issues may require resetting the power bank.