Lithium-ion Battery LP21700
LiPol Manufacturer Supply kinds of Rechargeable lithium-ion batteries, such as Lithium-Ion Battery LP18650(diameter 18mm, length 65mm), Lithium-Ion Battery LP26650(diameter 26mm, length 65mm), Lithium-Ion Battery LP21700(diameter 21mm, length 70mm), those Lithium-ion Batteries also named flashlight batteries.

Lithium-ion Battery also named Li-ion Battery, it’s a rechargeable battery, high energy density, and costs less.
LiPol Manufacturer Supply kinds of Rechargeable lithium-ion batteries, such as Lithium-Ion Battery LP18650(diameter 18mm, length 65mm), Lithium-Ion Battery LP26650(diameter 26mm, length 65mm), Lithium-Ion Battery LP21700(diameter 21mm, length 70mm).
Lithium-ion and lithium-polymer are getting more popular in modern consumer electronics, LiPol manufacturers offer both lithium-ion batteries and lithium-polymer batteries.
The most significant difference between lithium-ion and lithium-polymer batteries is the chemical electrolyte between their positive and negative electrodes.
Lithium-polymer batteries are generally robust and flexible, especially when it comes to the size and shape of their build. They are also lightweight and have a lower chance of suffering from leaking electrolytes. But lithium-polymer batteries aren’t perfect either: they are significantly more costly to manufacture, and they do not have the same energy density (amount of power that can be stored) or lifespan as a lithium-ion.
“Lithium-ion batteries are incredibly efficient. They stuff freakish amounts of energy in a tiny package.”
Typically, the advantage of a lithium-ion battery is high power density, lack of what’s called the memory effect (when batteries become harder to charge over time), and their significantly lower cost than lithium-polymer. lithium-ion batteries are inherently unstable, suffer from aging, and are potentially dangerous. If the battery that separates the positive and negative electrodes is ever breached, the chemical reaction can cause combustion (fire). As Li-ion batteries have become more popular in consumer electronics, businesses have tried to lower costs by cutting corners. While quality batteries are perfectly safe, you should always be careful when buying no-name brands.
3.7V Li-ion Battery LP21700 with a high capacity of 4800mAh, If you’re looking for high-capacity 3.7V Li-ion batteries for your flashlight, LiPol has got you covered. Our batteries come in different capacities, including 4800mAh, 4500mAh, and 4000mAh, all with high density and capacity. Please don’t hesitate to contact us to arrange bulk production.
The Lithium-ion Battery LP21700 is a high-capacity rechargeable battery that belongs to the 21700 cell format category. It is known for its excellent energy density, high capacity, and efficient performance. Here’s a description of the Lithium-ion Battery LP21700, how it works, and the benefits of purchasing it from LiPol:
Description:
- Cell Format: The Lithium-ion Battery LP21700 belongs to the 21700 cell format, which is larger in size compared to traditional 18650 cells. This larger format allows for increased capacity and energy storage.
- Voltage: The Lithium-ion Battery LP21700 operates at a nominal voltage of 3.7 volts, making it suitable for a wide range of applications.
- Capacity: These Lithium-ion batteries are available in various capacity options, typically ranging from 3000mAh to 5000mAh or even higher. The capacity defines how much energy the Lithium-ion Battery can store and how long a device can operate on a single charge.
- Chemistry: The Lithium-ion Battery LP21700 utilizes lithium-ion chemistry, which is known for its high energy density, low self-discharge rate, and reliable performance.
How It Works:
The Lithium-ion Battery LP21700 works based on the principles of lithium-ion chemistry. Inside the Lithium-ion Battery, there are positive and negative electrodes separated by an electrolyte. During discharge, lithium ions move from the negative electrode (anode) to the positive electrode (cathode) through the electrolyte, creating an electric current that can power electronic devices. During charging, the process is reversed, with lithium ions moving from the cathode back to the anode.
Benefits of Purchasing from LiPol:
LiPol, as an authorized LiPo battery manufacturer, offers several advantages for customers looking to purchase Lithium-ion Battery LP21700:
- High-Quality Cells: LiPol is known for producing high-quality lithium-ion batteries that meet stringent quality standards and safety regulations.
- Customization: LiPol can provide Lithium-ion LP21700 batteries in various capacities and configurations, allowing customers to tailor the battery to their specific needs.
- Expertise: With over 30 years of experience, LiPol is a trusted and reliable source for rechargeable battery solutions. Their expertise ensures that customers receive top-notch products.
- Competitive Pricing: LiPol offers competitive battery prices, making them an attractive choice for both small and large-scale projects.
- Custom Labeling and Packaging: LiPol can provide custom labeling and packaging solutions, allowing customers to brand the batteries according to their requirements.
- Bulk Orders: LiPol can accommodate both small and large wholesale orders, making it convenient for customers with varying production needs.
- Certifications: LiPol’s batteries meet various certifications and standards, ensuring their safety and reliability.
- OEM and ODM Services: LiPol offers Original Equipment Manufacturer (OEM) and Original Design Manufacturer (ODM) services, allowing customers to design and customize batteries to their specifications.
Purchasing Lithium-ion Battery LP21700 from LiPol ensures access to high-quality, customizable battery solutions backed by years of expertise and a commitment to customer satisfaction. Whether for consumer electronics, industrial applications, or innovative designs, LiPol’s LP21700 batteries can power many devices efficiently and reliably.
Hot Selling Rechargeable Lithium-ion Battery LP21700
Those Lithium-ion Batteries LP21700 can add PCM, wires, connectors as your request.
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Best Lithium-ion Battery LP21700 Manufacturer:
The Lithium-ion Battery LP21700 can Meet Your Different Needs by Assembling the Battery in Series and Parallel to achieve a higher capacity and higher voltage.
Lithium-ion Battery
LiPol Manufacturer Supply kinds of Rechargeable lithium-ion batteries, such as Lithium-Ion Battery LP18650(diameter 18mm, length 65mm), Lithium-Ion Battery LP26650(diameter 26mm, length 65mm), Lithium-Ion Battery LP21700(diameter 21mm, length 70mm).| Model | Voltage | Capacity | Dimension |
|---|---|---|---|
| LP18650P | 3.7V | 3000 mAh | 18.5*70 mm |
| LP18650D | 3.7V | 2200 mAh | 18.5*70 mm |
| LP18650C | 3.7V | 2600 mAh | 18.5*70 mm |
| LP18650B | 3.7V | 2800 mAh | 18.5*70 mm |
| LP18650A | 3.7V | 3200 mAh | 18.5*70 mm |
| LP18650A+ | 3.7V | 3500 mAh | 18.5*70 mm |
| LP18650S | 3.7V | 3350 mAh | 18.5*70 mm |
| - | |||
| LP18650P 2P | 3.7V | 6000 mAh | 19*37*67 mm |
| LP18650D 2P | 3.7V | 4400 mAh | 19*37*67 mm |
| LP18650C 2P | 3.7V | 5200 mAh | 19*37*67 mm |
| LP18650B 2P | 3.7V | 5600 mAh | 19*37*67 mm |
| LP18650A 2P | 3.7V | 6400 mAh | 19*37*67 mm |
| LP18650A+ 2P | 3.7V | 7000 mAh | 19*37*67 mm |
| LP18650S 2P | 3.7V | 6700 mAh | 19*37*67 mm |
| - | |||
| LP18650P 3P | 3.7V | 9000 mAh | 19*56*70 mm |
| LP18650D 3P | 3.7V | 6600 mAh | 19*56*70 mm |
| LP18650C 3P | 3.7V | 7800 mAh | 19*56*70 mm |
| LP18650B 3P | 3.7V | 8400 mAh | 19*56*70 mm |
| LP18650A 3P | 3.7V | 9600 mAh | 19*56*70 mm |
| LP18650A+ 3P | 3.7V | 10500 mAh | 19*56*70 mm |
| LP18650S 3P | 3.7V | 10050 mAh | 19*56*70 mm |
| - | |||
| LP18650P 2S | 7.4V | 3000 mAh | 19*37*67 mm |
| LP18650D 2S | 7.4V | 2200 mAh | 19*37*67 mm |
| LP18650C 2S | 7.4V | 2600 mAh | 19*37*67 mm |
| LP18650B 2S | 7.4V | 2800 mAh | 19*37*67 mm |
| LP18650A 2S | 7.4V | 3200 mAh | 19*37*67 mm |
| LP18650A+ 2S | 7.4V | 3500 mAh | 19*37*67 mm |
| LP18650S 2S | 7.4V | 3350 mAh | 19*37*67 mm |
| - | |||
| LP18650P 3S | 11.1V | 3000 mAh | 19*56*70 mm |
| LP18650D 3S | 11.1V | 2200 mAh | 19*56*70 mm |
| LP18650C 3S | 11.1V | 2600 mAh | 19*56*70 mm |
| LP18650B 3S | 11.1V | 2800 mAh | 19*56*70 mm |
| LP18650A 3S | 11.1V | 3200 mAh | 19*56*70 mm |
| LP18650A+ 3S | 11.1V | 3500 mAh | 19*56*70 mm |
| LP18650S 3S | 11.1V | 3350 mAh | 19*56*70 mm |
| LP26650A | 3.6V | 5000mAh | 26*65 mm |
| LP26650B | 3.6V | 4500mAh | 26*65 mm |
| LP26650C | 3.6V | 4000mAh | 26*65 mm |
| LP21700A+ | 3.7V | 5000mAh | 21*70 mm |
| LP21700A | 3.7V | 4800mAh | 21*70 mm |
| LP21700B | 3.7V | 4500mAh | 21*70 mm |
| LP21700C | 3.7V | 4000mAh | 21*70 mm |








