Audited Supplier
No
≤2000mAh
Universal Split
Electric
Mobile Phone
Li-Polymer
With Display
LED Lighting
CE, RoHS
for E.U.
Recyclable
HB
Carton
China
Product Description
You can get smaller portable batteries with 5,000mAh and 10,000mAh capacities, but the 20,000mAh portable battery will last longer and should charge your device multiple times. Browse high-capacity power banks that are slim, lightweight, and perfect for on-the-go. High-speed charging can extend your phone's battery life by more than 19 hours.
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Power banks, also known as portable chargers or external batteries, have become essential accessories in our increasingly mobile and digital lives. Whether you're a smartphone power user, a frequent traveler, or simply someone who values staying connected, a power bank can be a lifesaver when your device runs out of battery. However, not all power banks are created equal, and making an informed choice requires considering several important factors. This guide will explore what you should know before buying a power bank.
1. Capacity:
Capacity is one of the most critical factors to consider when purchasing a power bank. It's measured in milliampere-hours (mAh) or watt-hours (Wh). A higher capacity means more stored energy, allowing for more device charges. To determine the appropriate capacity for your needs, consider the battery size of the device(s) you intend to charge. For smartphones, a power bank with 3000-5000mAh capacity can provide at least one full charge, while larger devices like tablets and laptops may require 10,000mAh or more for a single charge.
2. Number of Ports:
Power banks come with varying numbers of output ports, which dictate how many devices you can charge simultaneously. If you frequently charge multiple devices or share your power bank with friends or family, opt for a model with multiple output ports. Some advanced power banks even offer USB-A and USB-C ports, providing versatility for charging various devices.
3. Output Current:
The output current, measured in amperes (A), determines how quickly a power bank can charge your devices. Different devices have varying charging requirements, typically ranging from 1A to 2.4A for smartphones and 2.4A or higher for tablets and laptops. Ensure that the power bank's output current matches the charging needs of your devices for efficient and speedy recharges.
4. Input Current:
The input current, also measured in amperes, represents how quickly the power bank can be recharged. A higher input current means the power bank recharges faster. If you want a power bank that can be quickly replenished, look for one with a higher input current, such as 2A or more.
5. Port Types:
Power banks come with various output ports, including USB-A, USB-C, and even proprietary connectors. Choosing port types is essential for compatibility with your devices and cables. USB-C is increasingly popular because it's versatile and supports fast charging and data transfer.
6. Battery Type:
Power banks generally use either lithium-ion (Li-ion) or lithium-polymer (LiPo) batteries. LiPo batteries are known for being lighter and more compact, making them suitable for slim and portable power banks. On the other hand, Li-ion batteries offer a good balance of weight, capacity, and durability. The choice of battery type can affect the power bank's size and weight.
7. Weight and Size:
The physical dimensions and weight of the power bank are crucial, especially if you plan to carry it with you regularly. While smaller and lighter power banks are more portable, they might have lower capacity. Find a balance between size and capacity that suits your needs.
8. Brand and Quality:
Opt for power banks from reputable brands with a quality and customer support history. Low-quality power banks may not provide the capacity and can pose safety risks. Look for certifications such as CE, RoHS, or FCC to ensure the product meets safety and environmental standards.
9. Charging Time:
Consider how quickly the power bank can charge itself. Some models support fast charging technology for both input and output, which can significantly reduce the time needed to replenish the power bank.
10. Safety Features:
Safety is paramount when dealing with portable power sources. Look for power banks that offer over-current, over-voltage, over-temperature, and short-circuit protection. These features are vital for preventing damage to your devices and ensuring the longevity of the power bank.
11. Pass-Through Charging:
Some power banks support pass-through charging, which allows you to charge the power bank while simultaneously charging your devices. This feature can be handy when you have limited access to power outlets.
12. Price and Warranty:
Power banks come in various price ranges, so finding one that balances your budget with the features you need is essential. Additionally, consider the manufacturer's warranty. A longer warranty can provide peace of mind and assurance of the product's durability.
13. Accessories:
Some power banks come with useful accessories like carrying cases, charging cables, or adapters. These can enhance the convenience and functionality of your purchase.
14. Environmentally Friendly Options:
If environmental considerations are important, look for power banks with eco-friendly features, such as energy-efficient components and recyclable materials. Being conscious of your ecological footprint is increasingly relevant in today's world.
In summary, choosing the right power bank involves assessing your needs, such as device compatibility, capacity, and portability. By considering these factors and conducting thorough research, you can find a power bank that aligns with your requirements and provides reliable, on-the-go charging for your devices. Investing in a high-quality power bank offers convenience and ensures your devices remain powered when you need them most, making it a wise addition to your tech arsenal.
| Model | Product Description | Battery capacity | Size | color | Battery level display | own cable |
| BK011 | Material: Plastic Battery specification: polymer lithium battery Charging power: Micro input: Type-C input: 5V2.1A Type-C output:5V2.1A USB output: 5V2.1A | 5000mAh | 80.7*46.5*27mm | Black, White, Pink, Purple | LED Display | lightning |
| Model | Product Description | Battery capacity | Size | color | Battery level display | own cable |
| BK24 | Material: plastic Battery specification: polymer lithium battery Charging power: Micro input: 5V1A / 5V2.1A Type-C input: Type-C output : (*3)5V1A / 5V2.1A USB output : | 10000mAh | 139*63*22*mm | Black, white, pink, yellow, green, blue | LED Display | TYPE-C Micro USB USB lightning |
| Model | Product Description | Battery capacity | Size | color | Battery level display | own cable |
| BK-K15 | Material: plastic Battery specification: polymer lithium battery Charging power: Micro input: Type-C input: 5V3A/ 9V2A /12V1.5A Type-C output : 5V/3A 9V/2.2A USB output : 5V/3A 9V/2.2A | 15000mAh | 139*63*22*mm | Black, white | LED Display | / |
| Model | Product Description | Battery capacity | Size | color | Battery level display | own cable |
| BK-M760 | Material: plastic Battery specification: polymer lithium battery Charging power: Micro input: Type-C input: 5V/2.1A Type-C output : 5V/2.1A USB output : (*2)5V/2.1A | 10000mAh 20000mAh | 135*68*39*mm | White,Purple,Pink | LED Display | TYPE-C Micro USB USB lightning |
Power banks, also known as portable chargers or external batteries, have become essential accessories in our increasingly mobile and digital lives. Whether you're a smartphone power user, a frequent traveler, or simply someone who values staying connected, a power bank can be a lifesaver when your device runs out of battery. However, not all power banks are created equal, and making an informed choice requires considering several important factors. This guide will explore what you should know before buying a power bank.1. Capacity:
Capacity is one of the most critical factors to consider when purchasing a power bank. It's measured in milliampere-hours (mAh) or watt-hours (Wh). A higher capacity means more stored energy, allowing for more device charges. To determine the appropriate capacity for your needs, consider the battery size of the device(s) you intend to charge. For smartphones, a power bank with 3000-5000mAh capacity can provide at least one full charge, while larger devices like tablets and laptops may require 10,000mAh or more for a single charge.
2. Number of Ports:
Power banks come with varying numbers of output ports, which dictate how many devices you can charge simultaneously. If you frequently charge multiple devices or share your power bank with friends or family, opt for a model with multiple output ports. Some advanced power banks even offer USB-A and USB-C ports, providing versatility for charging various devices.
3. Output Current:
The output current, measured in amperes (A), determines how quickly a power bank can charge your devices. Different devices have varying charging requirements, typically ranging from 1A to 2.4A for smartphones and 2.4A or higher for tablets and laptops. Ensure that the power bank's output current matches the charging needs of your devices for efficient and speedy recharges.
4. Input Current:
The input current, also measured in amperes, represents how quickly the power bank can be recharged. A higher input current means the power bank recharges faster. If you want a power bank that can be quickly replenished, look for one with a higher input current, such as 2A or more.
5. Port Types:
Power banks come with various output ports, including USB-A, USB-C, and even proprietary connectors. Choosing port types is essential for compatibility with your devices and cables. USB-C is increasingly popular because it's versatile and supports fast charging and data transfer.
6. Battery Type:
Power banks generally use either lithium-ion (Li-ion) or lithium-polymer (LiPo) batteries. LiPo batteries are known for being lighter and more compact, making them suitable for slim and portable power banks. On the other hand, Li-ion batteries offer a good balance of weight, capacity, and durability. The choice of battery type can affect the power bank's size and weight.
7. Weight and Size:
The physical dimensions and weight of the power bank are crucial, especially if you plan to carry it with you regularly. While smaller and lighter power banks are more portable, they might have lower capacity. Find a balance between size and capacity that suits your needs.
8. Brand and Quality:
Opt for power banks from reputable brands with a quality and customer support history. Low-quality power banks may not provide the capacity and can pose safety risks. Look for certifications such as CE, RoHS, or FCC to ensure the product meets safety and environmental standards.
9. Charging Time:
Consider how quickly the power bank can charge itself. Some models support fast charging technology for both input and output, which can significantly reduce the time needed to replenish the power bank.
10. Safety Features:
Safety is paramount when dealing with portable power sources. Look for power banks that offer over-current, over-voltage, over-temperature, and short-circuit protection. These features are vital for preventing damage to your devices and ensuring the longevity of the power bank.
11. Pass-Through Charging:
Some power banks support pass-through charging, which allows you to charge the power bank while simultaneously charging your devices. This feature can be handy when you have limited access to power outlets.
12. Price and Warranty:
Power banks come in various price ranges, so finding one that balances your budget with the features you need is essential. Additionally, consider the manufacturer's warranty. A longer warranty can provide peace of mind and assurance of the product's durability.
13. Accessories:
Some power banks come with useful accessories like carrying cases, charging cables, or adapters. These can enhance the convenience and functionality of your purchase.
14. Environmentally Friendly Options:
If environmental considerations are important, look for power banks with eco-friendly features, such as energy-efficient components and recyclable materials. Being conscious of your ecological footprint is increasingly relevant in today's world.
In summary, choosing the right power bank involves assessing your needs, such as device compatibility, capacity, and portability. By considering these factors and conducting thorough research, you can find a power bank that aligns with your requirements and provides reliable, on-the-go charging for your devices. Investing in a high-quality power bank offers convenience and ensures your devices remain powered when you need them most, making it a wise addition to your tech arsenal.
