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Top Manufacturer of USB Lithium Batteries
Trusted by 25,000+ world-class brands and organizations of all sizes


























Our Hot Product
3.7V Type C USB battery provides exceptional performance in compact devices, offering fast charging and long-lasting power with an eco-friendly, rechargeable design.
Advanced USB Lithium Battery Products
Battery safety valve
Safety valve is the standard of the original AA(No. 5) battery, which can quickly discharge exhaust gas to avoid battery expansion and danger
Explosion-proof design
The all-steel housing design eliminates the risk of short circuit of the battery due to impact
No charger required
Type-c charging cable is convenient and easy to use,no charger required,Charges anywhere, anytime
Intelligent lithium batteries
With high density resistance capacitance sensing devices,charging faster and safer
WHAT WE HAVE
Advantages of rechargeable lithium batteries
Especially suitable for all kinds of large current, high voltage and other electrical requirements
Charge for 1 hour, fast charge lithium battery
For traditional batteries, lithium batteries have a bigger capacity,so life is long
Easy to use, can be charged anytime, anywhere
Economical and energy-saving, reduce pollution, does not contain mercury, cadmium, lead and other harmful substances
Product charging times can be up to 1000+ times, a purchase, can be used for several years, long life, low cost
Tailored Solutions for Your Success.
You need more than just a single USB battery, you need a veteran supplier who has been in the field for 19 years to build your brand and grow your profits. Let QANLAM help you achieve business success.
From pre-sales to manufacture and after-sales, we will provide the tailored solution according to your design and quote within 24 hours
You provide the design and we generally will give you a solution in a week's time.
The R&D center adopts 6 Sigma management mode, starting from the customer's needs, uses a variety of scientific analysis tools to carry out research, collects a large number of effective and reliable data, uses statistical means to find various key parameters, and develops high-quality battery products that meet the needs of customers.
Why Choose Us
Our process is designed to be seamless, from initial design to final delivery: You don’t have to care about details, just seat back and relex, we will help you in every part of the trade process and at every key node (such as shipping). I’ll keep you posted. We understand the dynamics of the market and work together to provide solutions that are not only full but exceed your expectations. Trust us to be a reliable energy partner for your lithium battery manufacturing, providing you with quality and speed every step of the way.
Our USB lithium batteries are designed with superior quality, ensuring safety, durability, and long-lasting performance for all applications.
We provide premium USB lithium batteries at highly competitive prices, delivering excellent value for your investment.
From AA and AAA Type C USB batteries to D-size and 9V 18650,21700 USB batteries, our diverse offerings meet a variety of power needs.
With over 19 years of industry expertise, our team ensures exceptional products and professional service tailored to your requirements.
We focus on your needs, offering customized solutions, fast responses, and dedicated support to help your business thrive.
Our commitment to quality and service has earned us a strong reputation in the USB lithium battery industry.
Quality does not settle for everything is sincere
There are no scene restrictions, where there is a USB port can charge
Our Factory
Now we are running 58 machines imported from Germany.
Cathode batching
Anode-proportioning
Cathode-coating
Negative-coating
Cathode roll pressing
Negative-roll-pressing
Semi-automatic-winding
Encapsulation
High-temperature-oven
Glove box for injection
Chemicals
Cubicle compartment
Perfect inspection items to ensure your high quality requirements
Translucent detection
Protection board tester
A magnifying glass
Viscometer
Dimensional measurement
Appearance inspection
Voltage / impedance test
Capacity / cycle test
Test certificate
CE ROHS;Certificate of Transport Appraisa;UN38.3、MSDS Test Certificate
Testimonial
Client Feedback & Reviews.






Our Thoughts & Views
Qanlam's Lastest News & Blogs
NiMH vs Lithium Batteries: Which Is Right for You?
When it comes to choosing
What Are 9V Rechargeable Lithium Batteries and Why Your Devices Need Reliable Ones?
📅 Last updated: April 202
Lithium AA Batteries vs Alkaline
Lithium AA batteries are better for high-drain, outdoor, or critical devices. Alkaline AA batteries are okay for basic, low-drain applications.
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Before starting to use our services, please fill in the following form to let us know which type of usb lithium battery solution you want to import from China.