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Large Capacity Portable Mobile Power Pack (Model A21)
The A21 Large Capacity Portable Power Bank is designed to provide reliable and efficient backup power for smartphones, tablets, and other USB-powered devices. With its multi-port output design and high-capacity battery options, it ensures you stay powered throughout the day.
Built with a durable plastic shell and equipped with a built-in protection circuit, this power bank delivers safe and stable charging performance for everyday use, travel, and emergency situations.
What Is This Product?
This is a high-capacity portable power bank with multiple USB output ports, designed to charge multiple devices simultaneously while providing stable and safe power delivery.
What Is It Used For?
• Smartphone charging
• Tablet charging
• Travel backup power
• Outdoor activities
• Business trips
• Emergency power supply
• Multi-device charging
• Daily commuting
Key Features
• Model: A21 large capacity power bank
• Multi USB output ports
• Supports multiple devices charging at once
• Built-in protection circuit for safety
• Dual input charging (DC 5V/2A)
• Strong compatibility (99% devices)
• Compact portable design
• Durable plastic shell
• Stable 5V output system
• Ideal for travel and daily use
Benefits
• Charge multiple devices simultaneously
• Reliable backup power anytime
• Safe charging with protection circuit
• Portable and easy to carry
• Compatible with most mobile devices
• Ideal for long trips and emergencies
Multi-Port Charging System
The A21 power bank features multiple USB outputs, allowing users to charge more than one device at the same time.
Advantages
• Shared charging convenience
• Faster device management
• Reduced waiting time
• Perfect for families and travel
Battery Options
This model supports different high-capacity internal battery configurations:
• 955465 battery type
• 18650 × 3 cell configuration
Both options provide stable energy storage for long-lasting performance.
How To Use
- Fully charge the power bank before first use.
- Connect your device using a USB cable.
- Plug into any available output port.
- Charging begins automatically.
- Recharge the power bank when needed.
Compatibility
Compatible with:
• iPhone devices
• Android smartphones
• Tablets
• Bluetooth devices
• USB-powered electronics
• Most mobile devices (99% compatibility)
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Large Capacity Power Bank |
| Model | A21 |
| Color | White, Black |
| Input | DC 5V / 2A |
| Output | 5V / 1A–2.1A |
| Battery Type | 955465 / 18650 × 3 |
| Protection | Built-in Circuit Protection |
| Material | Plastic Shell |
| Size | 92 × 63 × 23mm |
| Feature | Multi USB Output |
Package Contents
• 1 × A21 Portable Power Bank
Why Choose This Power Bank?
The A21 Large Capacity Portable Power Bank is a reliable and practical charging solution for users who need multi-device support and stable power delivery. With its multiple USB outputs, compact design, and strong compatibility, it is ideal for everyday use, travel, and emergency backup power.
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