Promate POWERPACK-20PRO 20000mAh Power Bank with Built-in Cables

Promate POWERPACK-20PRO 20000mAh Power Bank

The Promate POWERPACK-20PRO offers substantial charging capacity in a versatile portable design with integrated cables. This high-capacity power bank combines essential charging capabilities with practical features designed to accommodate multiple devices simultaneously.

Advanced Battery Technology

The POWERPACK-20PRO incorporates high-density lithium-polymer cells delivering reliable power storage and output:

• 20000mAh total capacity providing multiple charges for various devices
• Premium Li-polymer battery cells with enhanced stability and longevity
• Comprehensive battery management system preventing overcharge and discharge issues
• Temperature regulation preventing operational issues during intensive use

Additionally, the power bank implements grade-A cells with minimal capacity degradation over repeated charge cycles for extended service life.

Integrated Cable System

The POWERPACK-20PRO features built-in charging cables that eliminate the need for separate cable management:

• Integrated USB-C cable supporting both input and output functionality
• Built-in Lightning cable compatible with iOS devices
• Built-in micro-USB cable for legacy device compatibility
• Reinforced cable housings preventing stress damage at connection points

Furthermore, each integrated cable includes a dedicated storage channel within the power bank body, maintaining organization while protecting connectors when not in use.

Multiple Charging Interfaces

Beyond the integrated cables, the POWERPACK-20PRO offers additional connection options for maximum versatility:

• USB-A output port supporting QC 3.0 fast charging protocol
• USB-C port functioning as both input and output connection
• Simultaneous multi-device charging capability across all outputs
• Compatible with various charging standards including QC, PD, and standard USB

Moreover, the intelligent power distribution system automatically allocates appropriate power to each connected device based on charging requirements.

Rapid Charging Technology

The POWERPACK-20PRO supports accelerated charging capabilities for both power bank recharging and device output:

• Power Delivery (PD) support up to 18W for compatible devices
• Quick Charge 3.0 compatibility for rapid charging of supported devices
• Bidirectional fast charging allowing expedited power bank recharging
• Adaptive current regulation optimizing charging speed based on device capacity

Additionally, the power bank includes overload protection that prevents excessive current delivery while maintaining maximum safe charging rates.

Intelligent Power Management

The Promate POWERPACK-20PRO incorporates sophisticated control systems optimizing power delivery and safety:

• Smart IC chipset automatically detecting optimal charging parameters
• Short-circuit protection preventing damage from faulty connections
• Overcharge prevention extending connected device battery lifespan
• Dynamic current adjustment based on real-time device requirements

Furthermore, the power bank features discharge temperature monitoring that automatically adjusts output during extended high-draw situations to prevent overheating.

Intuitive Status Display

The POWERPACK-20PRO includes a clear information system providing essential operational data:

• Digital LED display showing precise remaining capacity percentage
• Charge indicator displaying active power delivery status
• Input indicator confirming proper power bank recharging
• Single-button interface activating display and controlling functions

Moreover, the display implements power-saving auto-dimming that preserves battery capacity while maintaining readability in various lighting conditions.

Durable Construction Elements

The POWERPACK-20PRO features practical durability measures ensuring reliable performance during travel:

• Impact-resistant polycarbonate exterior withstanding everyday handling
• Reinforced corners providing additional drop protection
• Scratch-resistant surface finish maintaining appearance over time
• Non-slip textured side panels preventing accidental slippage

Additionally, the power bank includes premium internal components with thermal paste application optimizing heat dissipation during high-output scenarios.

Practical Travel Features

The POWERPACK-20PRO incorporates thoughtful design elements enhancing portability and convenience:

• Compact dimensions relative to capacity enabling pocket or bag carry
• Rounded edges preventing snagging on fabric or other items
• Weight-optimized construction balancing capacity with portability
• Airline-compliant capacity suitable for carry-on luggage

Furthermore, the power bank features an auto-off function that preserves capacity when not actively charging devices.

Ideal User Profile

The Promate POWERPACK-20PRO 20000mAh Power Bank particularly suits:

• Frequent travelers requiring extended device operation (20000mAh capacity provides multiple smartphone recharges)
• Professionals managing multiple devices (integrated cables support simultaneous charging of various device types)
• Outdoor enthusiasts needing reliable power sources (durable construction withstands field conditions)
• Mobile content creators requiring battery backup (high-capacity supports power-hungry devices like cameras and tablets)
• Business travelers seeking consolidated charging solutions (all-in-one design eliminates need for multiple cables)

Technical Specifications

Battery

• Capacity: 20000mAh (74Wh)
• Cell Type: Lithium-polymer
• Energy Efficiency: >85%
• Lifecycle: 500+ full charge cycles maintaining >80% capacity
• Recharge Time: Approximately 5 hours (with 18W PD input)

Integrated Cables

• USB-C Cable Length: 15cm
• Lightning Cable Length: 15cm
• Micro-USB Cable Length: 15cm
• Cable Current Rating: Up to 3A
• Reinforcement: Strain relief at junction points

Input Specifications

• USB-C Input: 5V/3A, 9V/2A, 12V/1.5A (18W max)
• Recharging Protocol Support: PD 3.0, QC 3.0

Output Specifications

• USB-A Output: 5V/3A, 9V/2A, 12V/1.5A (18W max)
• USB-C Output: 5V/3A, 9V/2A, 12V/1.5A (18W max)
• Lightning Output: 5V/2.4A (12W max)
• Micro-USB Output: 5V/2.4A (12W max)
• Total Output: 22.5W (maximum combined)

Physical Attributes

• Dimensions: 145mm × 72mm × 25mm
• Weight: 405g
• Color: Black with gray accents
• Display Type: Digital LED percentage indicator
• Button: Single multifunction button
• Housing Material: Fire-resistant polycarbonate

Protection Features

• Overcharge Protection: Yes
• Over-discharge Protection: Yes
• Short Circuit Protection: Yes
• Overcurrent Protection: Yes
• Temperature Protection: Yes (operating range 0-45°C)
• Input Surge Protection: Yes

Compatibility

• Smartphones: Universal compatibility across platforms
• Tablets: Compatible with most tablets with appropriate connectors
• Other Devices: Cameras, wireless headphones, portable speakers, etc.
• Fast Charging Support: Apple Fast Charge, Samsung Adaptive Fast Charging, Huawei SuperCharge (device-dependent)

Package Contents

• POWERPACK-20PRO Power Bank
• USB-A to USB-C charging cable for power bank recharging
• User manual