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Silicon Power GS28 Power Bank 20000mAh with 2 USB-A Ports Black
Power Banks

Silicon Power GS28 Power Bank 20000mAh with 2 USB-A Ports Black

SILICON POWER power bank GS28, 20000mAh, 2x USB output, 2.1A, black

With the Silicon Power GS28 power bank, the stress of a depleted battery will be a thing of the past. The high-capacity 20,000mAh...

SILICON POWER power bank GS28, 20000mAh, 2x USB output, 2.1A, black

With the Silicon Power GS28 power bank, the stress of a depleted battery will be a thing of the past. The high-capacity 20,000mAh battery is capable of charging your smartphone or any other compatible device 4-6 times with a single charge.

  • High capacity, with a 20000mAh battery
  • 2x USB...
See full description See full description

  • Capacity

    The capacity indicates how much energy the power bank can store. The greater the capacity of the power bank, the more times it can charge your phone. It is measured in milliampere-hours (mAh).

    20000

    "The most popular powerbank capacity for long autonomy." 2. "
    " 3. "On average, a mobile phone battery has a capacity of 3500-4000mAh, so a 20000mAh powerbank can give us approximately 4 charges."
  • See all
The product is not available at Skroutz Last updated: 12 months ago
Product report

Description

Description

SILICON POWER power bank GS28, 20000mAh, 2x USB output, 2.1A, black

With the Silicon Power GS28 power bank, the stress of a depleted battery will be a thing of the past. The high-capacity 20,000mAh battery is capable of charging your smartphone or any other compatible device 4-6 times with a single charge.

  • High capacity, with a 20000mAh battery
  • 2x USB output ports, charge up to 2 devices simultaneously
  • Digital LED display for battery indication
  • 2 input ports USB-C & Micro USB
  • smartSENSE, smartFOCUS & smartSHIELD functions for better performance & greater safety

Technical specifications

  • Capacity: 20,000mAh (74Wh / 3.7V)
  • Dimensions: 149.2mm x 69.1mm x 27.6mm
  • Weight: 412g ± 2g
  • Material: Plastic + PC
  • Battery: Li-Polymer
  • Input: Micro-USB: 5V/2A, USB-C: 5V/2A
  • Output: USB1 (USB Type-A): 5V/2.1A, USB2 (USB Type-A): 5V/2.1A, USB1+USB2: 5V/2.1A (max.)
  • Available Interface (Input): Micro-USB, USB-C
  • Available Interface (Output): 2x USB Type-A
  • Operating Temperature: 10°C - 45°C
  • Protection: smartSHIELD
  • Charging time: 11 hours (2.0A power adapter suggested)

Package contents

  • Power Bank
  • USB to USB Type-C cable

Manufacturer

Manufacturer Details

Warnings & Safety Information
See full description

Specifications

Specifications

Dimensions

Capacity
20000 mAh

Capacity: 20000

The capacity indicates how much energy the power bank can store. The greater the capacity of the power bank, the more times it can charge your phone. It is measured in milliampere-hours (mAh).


"The most popular powerbank capacity for long autonomy." 2. "
" 3. "On average, a mobile phone battery has a capacity of 3500-4000mAh, so a 20000mAh powerbank can give us approximately 4 charges."
Colour
Black
Weight
412 gr

Weight: 412

The weight of the power bank depends mainly on its capacity, but also on the material and functionality it offers (such as additional charging ports, wireless charging, flashlight, etc). For example, 10000mAh power banks start at around 200g, while 20000mAh ones start at around 300g.


Heavy-duty powerbank. Not recommended for frequent transportation, mainly useful for periods when we do not have access to electricity for several days, e.g. camping.

Ports

USB-A Output Ports
2

Charging Technology

Power Delivery
-

Power Delivery

International fast charging standard via USB-C port. Essential for fast charging iPhone, iPad, newer Android devices, as well as Laptops / MacBooks (when the power is 45W or higher)
MagSafe
-

MagSafe

Magnetic wireless charging that snaps onto the back of iPhones (12 and newer).
Qi2
-

Qi2

The latest global standard for fast magnetic wireless charging (15W) for iPhone & Android.
Quick Charge
-

Quick Charge

Qualcomm fast charging technology, widely used in Android devices (Xiaomi, Motorola, Realme, etc.), mainly through traditional USB-A ports.
PPS
-

PPS

Special USB-PD technology. It is necessary to achieve the maximum charging speed (Super Fast Charging 25W / 45W) on Samsung Galaxy and Google Pixel devices.
Qi Wireless
-

Qi Wireless

Simple wireless charging without magnets (place the device on the power bank).

Features

Fast Charging
-

Fast Charging

Support for fast charging to significantly reduce waiting time.
Magnetic Wireless Charging
-

Magnetic Wireless Charging

 Holds the device securely with magnets while charging wirelessly (MagSafe / Qi2).
Fly-Safe
-

Fly-Safe

You can take it with you on the plane. It must be carried only in your hand luggage, never in checked baggage. Up to 2 power banks per passenger are allowed. Always check the airline’s rules regarding in-flight use.
Pass-Through Charging
-

Pass-Through Charging

Charges devices at the same time while the power bank itself is charging from the wall outlet.
Solar
-

Solar

 It features a solar panel for slow recharging from the sun outdoors.

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Reviews (2)

Reviews

5.0
2
5.0
Review this product
  1. 2
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • 5
    S_K8702

    Verified purchase

    Awesome. It can charge my phone 3-4 times

    Translated from Greek ·
    • Charging speed of devices
    • Charging speed of the power bank
    • Construction quality
    • Value for money
    • Weight
    • Volume
    Did you find this review helpful?
  • 5
    dimitriszogokis

    Verified purchase

    • Charging speed of devices
    • Charging speed of the power bank
    • Weight
    • Volume
    • Construction quality
    • Value for money
Questions

Questions

Do you have a question about the product?

5 users have this product and can help you

Ask for the product

Description & Specifications

SILICON POWER power bank GS28, 20000mAh, 2x USB output, 2.1A, black

With the Silicon Power GS28 power bank, the stress of a depleted battery will be a thing of the past. The high-capacity 20,000mAh battery is capable of charging your smartphone or any other compatible device 4-6 times with a single charge.

  • High capacity, with a 20000mAh battery
  • 2x USB output ports, charge up to 2 devices simultaneously
  • Digital LED display for battery indication
  • 2 input ports USB-C & Micro USB
  • smartSENSE, smartFOCUS & smartSHIELD functions for better performance & greater safety

Technical specifications

  • Capacity: 20,000mAh (74Wh / 3.7V)
  • Dimensions: 149.2mm x 69.1mm x 27.6mm
  • Weight: 412g ± 2g
  • Material: Plastic + PC
  • Battery: Li-Polymer
  • Input: Micro-USB: 5V/2A, USB-C: 5V/2A
  • Output: USB1 (USB Type-A): 5V/2.1A, USB2 (USB Type-A): 5V/2.1A, USB1+USB2: 5V/2.1A (max.)
  • Available Interface (Input): Micro-USB, USB-C
  • Available Interface (Output): 2x USB Type-A
  • Operating Temperature: 10°C - 45°C
  • Protection: smartSHIELD
  • Charging time: 11 hours (2.0A power adapter suggested)

Package contents

  • Power Bank
  • USB to USB Type-C cable

Manufacturer

Manufacturer Details

Warnings & Safety Information

Dimensions

Capacity
20000 mAh

Capacity: 20000

The capacity indicates how much energy the power bank can store. The greater the capacity of the power bank, the more times it can charge your phone. It is measured in milliampere-hours (mAh).


"The most popular powerbank capacity for long autonomy." 2. "
" 3. "On average, a mobile phone battery has a capacity of 3500-4000mAh, so a 20000mAh powerbank can give us approximately 4 charges."
Colour
Black
Weight
412 gr

Weight: 412

The weight of the power bank depends mainly on its capacity, but also on the material and functionality it offers (such as additional charging ports, wireless charging, flashlight, etc). For example, 10000mAh power banks start at around 200g, while 20000mAh ones start at around 300g.


Heavy-duty powerbank. Not recommended for frequent transportation, mainly useful for periods when we do not have access to electricity for several days, e.g. camping.

Ports

USB-A Output Ports
2

Charging Technology

Power Delivery
-

Power Delivery

International fast charging standard via USB-C port. Essential for fast charging iPhone, iPad, newer Android devices, as well as Laptops / MacBooks (when the power is 45W or higher)
MagSafe
-

MagSafe

Magnetic wireless charging that snaps onto the back of iPhones (12 and newer).
Qi2
-

Qi2

The latest global standard for fast magnetic wireless charging (15W) for iPhone & Android.
Quick Charge
-

Quick Charge

Qualcomm fast charging technology, widely used in Android devices (Xiaomi, Motorola, Realme, etc.), mainly through traditional USB-A ports.
PPS
-

PPS

Special USB-PD technology. It is necessary to achieve the maximum charging speed (Super Fast Charging 25W / 45W) on Samsung Galaxy and Google Pixel devices.
Qi Wireless
-

Qi Wireless

Simple wireless charging without magnets (place the device on the power bank).

Features

Fast Charging
-

Fast Charging

Support for fast charging to significantly reduce waiting time.
Magnetic Wireless Charging
-

Magnetic Wireless Charging

 Holds the device securely with magnets while charging wirelessly (MagSafe / Qi2).
Fly-Safe
-

Fly-Safe

You can take it with you on the plane. It must be carried only in your hand luggage, never in checked baggage. Up to 2 power banks per passenger are allowed. Always check the airline’s rules regarding in-flight use.
Pass-Through Charging
-

Pass-Through Charging

Charges devices at the same time while the power bank itself is charging from the wall outlet.
Solar
-

Solar

 It features a solar panel for slow recharging from the sun outdoors.

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Reviews (2)

5.0
2
5.0
Review this product
  1. 2
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • 5
    S_K8702

    Verified purchase

    Awesome. It can charge my phone 3-4 times

    Translated from Greek ·
    • Charging speed of devices
    • Charging speed of the power bank
    • Construction quality
    • Value for money
    • Weight
    • Volume
    Did you find this review helpful?
  • 5
    dimitriszogokis

    Verified purchase

    • Charging speed of devices
    • Charging speed of the power bank
    • Weight
    • Volume
    • Construction quality
    • Value for money