20000mAh General Purpose Power Bank in Black Plastic Casing with 80% Conversion Rate

This portable power bank delivers 20000mAh of capacity through its internal liquid lithium ion battery, designed with an 80% conversion rate for efficient device charging. Housed within a black plastic shell and measuring 135mm by 60mm by 20mm, it provides a practical power solution for general use. The unit comes ready for immediate operation with an included charging cable, requiring no additional components to begin replenishing your electronic devices.

Features and Construction

The power bank utilises a cylindrical aluminium shell battery design, specifically the 18650 type, encased within durable black plastic. This construction approach balances protection with the functional requirements of portable power storage and transfer.

Material and Build

The external casing is constructed from plastic, providing lightweight protection for the internal components. Within this shell sits a cylindrical aluminium housing containing the liquid lithium ion battery cells. This combination of materials offers a balance between structural integrity and practical portability for everyday carrying and use.

Size and Practical Fit

Measuring 135mm in length, 60mm in width, and 20mm in thickness, this power bank maintains compact dimensions relative to its 20000mAh capacity. These proportions allow it to fit comfortably in bags, backpacks, or larger pockets while providing substantial power reserves for charging smartphones, tablets, and other compatible electronics during travel or away from mains power.

Uses and Placement

Designed as a general purpose power bank, this unit serves multiple scenarios where access to wall sockets is limited or unavailable. Its broad compatibility makes it suitable for various personal electronic devices that require USB charging.

Event or Professional Use

For events, fieldwork, or professional settings requiring extended device operation, this 20000mAh power bank provides substantial backup power. The 80% conversion rate indicates efficient energy transfer to connected devices, while the plastic casing offers durability for transport between locations. The included charging cable ensures immediate functionality without requiring additional purchases.

Everyday Home Use

In domestic settings, this power bank serves as a convenient backup during power outages or for charging devices in rooms without convenient socket access. Its black colour blends discreetly with most home decors, while the compact dimensions allow for storage in drawers or on shelves when not actively charging devices.

Benefits and Buying Value

This power bank offers practical advantages through its combination of capacity, efficiency, and complete package. The unit provides immediate utility with all necessary components included for operation.

Reuse and Low Maintenance

The power bank is designed for repeated charging cycles typical of lithium ion battery technology. The plastic casing requires minimal maintenance beyond basic cleaning and careful handling to prevent accidental damage during transport or storage between uses.

Why Choose This Product

This power bank combines 20000mAh capacity with an 80% conversion rate in a compact plastic casing, providing substantial portable power with efficient transfer. The inclusion of a charging cable completes the package, offering immediate functionality without additional accessories. Its general purpose design ensures compatibility with a wide range of personal electronic devices requiring portable charging solutions.