1. Introduction
This user manual provides comprehensive instructions for the safe and efficient operation of your pTron Dynamo Bolt 20000mAh Power Bank. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.

Image 1.1: Front view of the pTron Dynamo Bolt 20000mAh Power Bank.
2. Package Contents
Verify that all items are present in the package:
- 1N pTron Dynamo Bolt 20000mAh Power Bank
- 1N Charging Cable (USB-A to USB-C)
- User Manual (this document)
3. Product Overview
The pTron Dynamo Bolt is a high-capacity power bank designed for fast and efficient charging of multiple devices. It features built-in cables and a digital display for convenience.

Image 3.1: Diagram illustrating the multiple input and output ports of the power bank.
- A. 22.5W USB-A Output: Standard USB port for charging devices.
- B. 35W Type-C Input & Output: Versatile Type-C port for both charging the power bank and charging devices.
- C. 10W iOS Output Cable: Built-in cable for Apple devices.
- D. 35W Type-C Output Cable: Built-in cable for Type-C devices.
- E. Digital Display: Shows the exact battery percentage.

Image 3.2: Overview of key features including 35W Type-C Fast Charging, QC3.0 and PD3.0 compatibility, 20000mAh capacity, Digital LED Indicator, ability to charge 4 devices simultaneously, multiple layers of protection, and travel-friendly design.
4. Setup and Initial Use
4.1 Charging the Power Bank
Before first use, fully charge the power bank. Connect the provided charging cable to the Type-C Input/Output port (B) on the power bank and the other end to a compatible USB wall adapter (not included). The digital display (E) will show the charging progress. Charging is complete when the display shows "100%".
- Use a 35W PD compatible adapter for fastest charging.
- Charging time may vary based on the adapter's output.
5. Operating Instructions
5.1 Charging Your Devices
The pTron Dynamo Bolt offers multiple ways to charge your devices:
- Using Built-in Cables:
- For iOS devices, connect the built-in iOS cable (C) to your device.
- For Type-C devices, connect the built-in Type-C cable (D) to your device.
- Using USB Ports:
- Connect your device's charging cable to the 22.5W USB-A Output port (A) or the 35W Type-C Input & Output port (B).
The power bank will automatically detect the connected device and begin charging. The digital display will show the remaining battery percentage.

Image 5.1: The power bank simultaneously charging three different mobile devices using its various output options.
5.2 Checking Battery Level
The digital display (E) on the power bank shows the precise remaining battery percentage. Briefly press the power button (if available, otherwise it activates automatically upon connection) to illuminate the display and check the battery status.

Image 5.2: The compact design of the pTron Dynamo Bolt makes it highly portable and easy to carry in a bag.

Image 5.3: The power bank is compatible with a wide range of devices including Android smartphones, iPhones, tablets, iPads, TWS earbuds, and smartwatches.
6. Maintenance and Care
- Keep the power bank dry. Do not expose it to moisture or liquids.
- Clean the device with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Store the power bank in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid dropping or subjecting the power bank to strong impacts.
- For optimal battery life, fully charge and discharge the power bank at least once every three months if not in regular use.

Image 6.1: The power bank incorporates multiple safety features including Overcharge Protection, Short Circuit Protection, Overload Protection, and Advanced Temperature Control, and is BIS Certified.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Power bank not charging | Loose cable connection, faulty adapter, damaged cable. | Ensure cables are securely connected. Try a different charging cable or wall adapter. |
| Device not charging from power bank | Power bank battery low, incorrect cable, device not compatible, loose connection. | Check power bank battery level. Ensure correct cable is used. Reconnect the device. Try a different port. |
| Slow charging | Non-fast charging cable/adapter, device not supporting fast charging. | Use original or certified fast-charging cables. Ensure your device supports fast charging protocols (QC3.0/PD3.0). |
| Digital display not working | Power bank is off, temporary glitch. | Press the power button briefly. If problem persists, contact customer support. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | Dynamo Bolt |
| Battery Capacity | 20000mAh |
| Input (Type-C) | 35W PD |
| Output (Type-C Port) | 35W PD |
| Output (USB-A Port) | 22.5W |
| Output (Built-in Type-C Cable) | 35W |
| Output (Built-in iOS Cable) | 10W |
| Special Features | Digital Display, Short Circuit Protection, Built-in Cables, Fast Charging, Pocket Size |
| Dimensions | 15.6 x 10.5 x 3.8 cm |
| Weight | 422 g |
| Color | Jet Black |
| Manufacturer | Palred Electronics Pvt. Ltd. |
| Country of Origin | India |
9. Warranty Information
The pTron Dynamo Bolt Power Bank comes with a 1-year manufacturer warranty from the date of purchase. This warranty covers manufacturing defects only. Please retain your purchase receipt as proof of purchase for warranty claims.
The warranty does not cover damages resulting from:
- Accidental damage, misuse, abuse, neglect, or improper installation.
- Unauthorized repairs or modifications.
- Normal wear and tear.
- Damage caused by natural disasters or acts of God.
10. Customer Support
For any queries, technical support, or warranty claims, please contact pTron customer service:
- Phone: 040-67138888
- Email: support@ptron.in
- Manufacturer Address: SY.NO. 56, 1ST FLOOR, GUNDLAPOCHAMPALLY VILLAGE, TECH PARK MTP, TSIIC-IALA NACHARAM, HYDERABAD - 500076, TELANGANA, INDIA
Please have your product model number and purchase details ready when contacting support.





