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7.4V 4400mah lithium-ion battery power bank battery pack icr18650 2200mah li-ion battery
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Purchase quantity ()
Minimum order quantity
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Meo wig Trading Co., Ltd
China - Hangzhou
Manufacturer
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
51-100 people
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
BRC
Product Specifications
Nominal Capacity
4400mah
Product Description
Product Description
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Items
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Parameter
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Battery model
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MC-18650-2S2P
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Nominal voltage
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7.4V
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Minimum capacity
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4400mAh@25ºC | |
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Charging voltage
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8.4V
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Discharging cut-off voltage
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6.0V
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Standard charging
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0.2C /8.4V
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Max charging
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1.0C /8.4V
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Standard discharging
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1C/6.0V
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Max discharging
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continuous discharge
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1.0C/6.0V
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non-continuous discharge
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2.0C/6.0V
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Operation voltage
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6.0~8.4V | |
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Operating temperature
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Charging: 0°C ~ 45°C
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Discharging: -20°C ~60°C
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Storage (At 50% SOC and specified temp,
recoverable capacity in % vs time ) |
-10ºC~25ºC
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(12 months ≥85% )
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-10ºC ~45ºC
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(6 months ≥85% )
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-10ºC~55ºC
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(1 month ≥90% )
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20±5ºC is the recommended storage temperature
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Visual Inspection
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There should not be any remarkable scratches, cracks,
bolts, cauterization, deformations, swelling, leakage and so on the surface of the cell. |
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| Warranty | 12 months | |
Packaging & Shipping
Company Information
Mica Power Co. Ltd was established in 2009. Our management team has more than 15 years' experience in battery business. Facility Aare: 15000 square meters; Employee: 1000.
We specialize in manufacturing and exporting lithium-polymer batteries, lithium-ion batteries, LiFePo4 rechargeable batteries, rechargeable batteries for 3C consumer electronics such as TWS earphone,Bluetooth speaker, flashlight, POS machine energy storage system, power tool, BMS and all kinds of PCM for batteries and OEM/ODM battery packs. We also support customers with an outstanding service and a customized POS concept.
Trade Shows
Certifications
FAQ
1,Q: What's the main product in Mica?
A: Rechargeable LiFePO4 battery, Li-ion, Lipo battery and power battery pack.
2,Q: Do you have any protection for battery pack?
A: Over-charge protection
Over-discharge protection
Over current protection
Cell balancing function
Over temperature protection
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in battery appearance
4. Q: Can I have a sample order?
A: Yes, we accept sample order to test and check quality. Batteries can be made as require.
5. Q: Do you have MOQ limit?
A: Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.
6. Q: How about the lead time?
A: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.
7. Q: How about shipping and delivery time?
A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.
8. Q: What about after-sale service?
A: We will offer you 1-5 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.
A: Rechargeable LiFePO4 battery, Li-ion, Lipo battery and power battery pack.
2,Q: Do you have any protection for battery pack?
A: Over-charge protection
Over-discharge protection
Over current protection
Cell balancing function
Over temperature protection
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in battery appearance
4. Q: Can I have a sample order?
A: Yes, we accept sample order to test and check quality. Batteries can be made as require.
5. Q: Do you have MOQ limit?
A: Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.
6. Q: How about the lead time?
A: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.
7. Q: How about shipping and delivery time?
A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.
8. Q: What about after-sale service?
A: We will offer you 1-5 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.
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