High quality lithium polymer battery 3.7V 50mAh 581013 battery

2020-12-11 06:05

Product Description
Product Name
581013 3.7V 50mAh polymer lithium battery
Typical Capacity
50 mAh
standard discharge(0.2C)
after standard charge
Minimum Capacity
45 mAh
Alternating internal resistance
Nominal Votage(operation voltage)
Discharge cut-off voltage
Charging at end of Voltage
Standard Charge
Constant Current 0.2C Constant
Voltage 4.2V 0.02C cut-off
charge time:Approx 6.0h
Standard Discharge
Constant Current 0.2C end Voltage 3.0V
Fast Charge
Constant Current 1C Constant
Voltage 4.2V 0.02C5A cut-off
charge time:Approx 5h
Fast Discharge
Constant Current 1C end Voltage 33V
Cycle Characteristic
500 times(80%DOD)
800 times(50%DOD)
The residual capacity is no less
than 80% of rated capacity at 1C rate
Maximum Continuous
Discharge Current
Pulse discharge current: 2C
Operation Temperature Range
60±25%R.H. bare battery
Storage Temperature Range
Less than 1 year:-20~25℃
Less than 3 months:-20~45℃
60±25%R.H. at the shipment

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Packing And Shipping
1. Standard export carton packaging or Custom-made Package
2. Mode of Transport:
By UPS/DHL/FEDEX/TNT (It takes 3-5 days to arrive).
By air cargo (It takes about one week to arrive).
By sea shipment (It takes about one month to arrive).Delivery TimeShipped in 7 days after payment.

1,Q: What's the main product in ALL IN ONE?
A: Rechargeable battery. Li-ion, Lipo battery and LiFePO4 Batteries.
2,Q: What is overcharge?
A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode. Observe changes in battery appearance.
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 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.

Note: We are a battery manufacturer. All products do not support retail, we only do B2B business.please contact us for product prices!