Key Features of 7.4V 4400mAh 18650 Li-ion Battery Pack:
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Specification of 7.4V 4400mAh 18650 Li-ion Battery Pack: |
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| Type | Parameters |
| Nominal voltage | 7.4V |
| Rated capacity | 4400mAh (0.2C discharge) |
| Continuous working current | 1-2A |
| Overcurrent protection value | 2-4A |
| Suitable device power | ≤32W |
| Overcharge protection voltage | 4.25±0.025V/Cell (optional) |
| Discharge protection voltage | 2.50±0.025V/Cell (optional) |
| Charge mode | Constant current, constant voltage |
| Charge voltage | 8.4-8.6V |
| Charge current | 1-2.6A |
| Charge temperature | 0~45℃、45~85%RH |
| Discharge temperature | -20~55℃、45~85%RH |
| Storage temperature and humidity range | Short term (Over 1 month): -20~+55℃、45~85%RH |
| Medium term (Over 3 months):-20~+45℃、45~85%RH | |
| Long term (Within 1 year): -5~+20℃、45~85%RH | |
| Dimensions | Refer to sample |
| Weight | <200g |
High Capacity for Extended Use
The 7.4V 4400mAh 18650 Li-ion battery pack is engineered to provide long-lasting power for your devices. Whether you’re using it in spotlights, camping lanterns, or power tools, this battery ensures that your equipment runs longer without the need for constant recharging. This enhanced capacity guarantees reliability, allowing you to use your devices for extended periods, especially in outdoor settings where charging opportunities are limited.
Superior Energy Density and Efficiency
The Li-ion battery technology used in this 18650 battery pack provides a high energy density, meaning it stores more power in a smaller, lighter package. This efficiency makes it an ideal power source for energy-hungry devices such as spotlights and outdoor lighting. With Li-ion batteries, you get more power in less space, giving you a compact solution without sacrificing performance.
Safe, Durable, and Reliable Performance
Li-ion batteries are known for their reliability and safety compared to other battery types. This 7.4V 4400mAh 18650 Li-ion battery pack is designed with built-in protection circuits to prevent overcharging, overheating, and short circuits, ensuring maximum safety during use. Additionally, Li-ion batteries offer a longer lifespan with a lower self-discharge rate, providing dependable performance over time.
Compatible with Various Applications
This Li-ion battery pack is not just for spotlights; it is also versatile enough to be used in various applications such as drones, portable power stations, and electric devices. This adaptability makes it a cost-effective solution for businesses and consumers who require high-power energy storage in multiple devices. The 7.4V 4400mAh Li-ion battery also fits a wide range of chargers, making it easy to find compatible charging options.
Weijiang Power is a leading supplier of rechargeable battery solutions, specializing in high-performance NiMH and Li-ion batteries for a wide range of applications. We focus on providing our clients with reliable, environmentally friendly, and cost-effective power solutions. Whether for consumer electronics, industrial uses, or travel-friendly battery options, our products offer exceptional quality, long-lasting performance, and sustainability.
We pride ourselves on being a customer-centric company that provides customizable solutions for businesses. Our experience in the battery industry, combined with our commitment to excellence, makes us the preferred choice for B2B customers worldwide.
We are Weijiang Power, a leading provider of high-quality rechargeable batteries, including NiMH and Li-ion solutions. Our mission is to deliver sustainable, efficient, and reliable energy solutions to businesses around the world. With years of expertise, we specialize in offering custom battery solutions for a variety of industries, ensuring high performance and longevity.
We ensure the quality of our products by implementing strict quality control measures throughout the manufacturing process. Our batteries undergo comprehensive testing for performance, safety, and durability to meet international standards. Additionally, our factories are certified by global regulatory bodies, providing further assurance of our commitment to quality.
We offer a wide range of rechargeable battery products, including NiMH batteries, Li-ion batteries, battery chargers, and customized power solutions. Our batteries are suitable for various applications such as consumer electronics, industrial machinery, and travel-friendly devices.
Choosing Weijiang Power means opting for high-quality, customizable products that meet your specific business needs. We offer competitive prices, reliable delivery, and superior customer service. Our focus on long-term partnerships and our expertise in the battery industry make us a trustworthy supplier for businesses worldwide.
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