Large-capacity power bank with 40000 mAh polymer lithium-ion battery, LCD display screen, portable plastic shell in black or Chinese red colour, suitable for charging multiple devices, dimensions 156 x 82 x 41 mm
Large-capacity power bank with 40000 mAh polymer lithium-ion battery, LCD display screen, portable plastic shell in black or Chinese red colour, suitable for charging multiple devices, dimensions 156 x 82 x 41 mm
Large-Capacity 40000 mAh Power Bank with LCD Display and Polymer Lithium-Ion Battery
This portable power bank provides substantial charging capacity for situations where access to mains power is limited or unavailable. With its 40000 mAh polymer lithium-ion battery, it offers multiple full charges for smartphones, tablets, and other USB-powered devices. The inclusion of an LCD display allows users to monitor remaining power accurately, while the 85% conversion rate indicates efficient energy transfer from the internal battery to connected devices. Available in distinctive Chinese red or practical black colour options, this power bank combines high capacity with functional monitoring features in a portable plastic casing.
Features and Construction
The power bank's design centres on providing reliable portable power with clear usage information. Its construction prioritises both capacity and user feedback through integrated display technology.
Material and Build
The power bank utilises a polymer lithium-ion battery of the soft bag type, contained within a protective plastic shell. This material choice contributes to the unit's portability while providing adequate protection for the internal components. The plastic casing helps maintain a manageable weight despite the substantial 40000 mAh capacity, making it suitable for transport in bags or luggage during travel.
Size and Practical Fit
Measuring 156 mm in length, 82 mm in width, and 41 mm in thickness, this power bank offers a balance between capacity and portability. These dimensions allow it to fit comfortably in most backpacks, laptop bags, or travel cases while providing significantly more capacity than smaller power banks. The rectangular form factor with rounded edges facilitates easy packing and retrieval from bags.
Uses and Placement
With its high capacity and monitoring features, this power bank serves various charging scenarios from everyday convenience to extended travel requirements.
Event or Professional Use
For events, fieldwork, or professional situations requiring extended power availability, the 40000 mAh capacity provides multiple charges for equipment such as cameras, portable lights, communication devices, or medical equipment. The LCD display allows organisers or professionals to monitor remaining power accurately, facilitating power management across multiple devices or team members throughout extended periods without mains access.
Everyday Home Use
In domestic settings, this power bank serves as a reliable backup during power outages or for charging multiple household devices simultaneously. Its capacity supports charging smartphones, tablets, wireless headphones, and other electronics that family members use daily. The clear battery percentage display helps coordinate charging schedules and ensures devices are charged before leaving home.
Benefits and Buying Value
The combination of high capacity, efficient power conversion, and clear monitoring provides practical advantages for users needing reliable portable power solutions.
Reuse and Low Maintenance
The polymer lithium-ion battery technology supports repeated charging cycles with an 85% conversion rate, indicating efficient energy transfer that maximises the usable power from each charge. The plastic casing requires minimal maintenance beyond basic cleaning and protects the internal components during regular transport and storage. No specialised care is needed beyond avoiding extreme temperatures and physical impacts.
Why Choose This Product
This power bank offers a substantial 40000 mAh capacity combined with an LCD display for clear battery status monitoring—features that address both power needs and usage planning. The efficient 85% conversion rate means more of the stored energy reaches your devices, while the choice between Chinese red or black colour options allows selection based on personal preference or visibility requirements. For users requiring extended charging capability with clear usage information, this combination of capacity, efficiency, and monitoring provides practical charging solutions.
