Lithium polymer LP503035 battery soft pack 3.7V 500mAh lipo rechargeable Bluetooth speaker lithium battery factory direct sales

  • 500 - 4999 Packs
    US$1.20
  • >=5000 Packs
    US$0.99
Battery Type:
Pouch (Polymer)
Nominal Capacity:
500mAh
Nominal Voltage:
3.7
Samples:
US$1.20 /Packs | 1 Packs (Min. Order) | Buy Samples
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Overview
Quick Details
Place of Origin:
Guangdong, China
Brand Name:
EJ
Model Number:
503035
Application:
Toys, Home Appliances, Consumer Electronics, Electric Power Systems, Uninterruptible Power Supplies, e-bike, head light
Weight:
10g
Battery Size:
5*30*35mm
Type:
Li-polymer
Size:
503035
Warranty:
12 months
Cycle life:
500 Times
Packaging & Delivery
Port
Shenzhen
Product Description
Lithium polymer LP503035 battery soft pack 3.7V 500mAh lipo rechargeable Bluetooth speaker lithium battery factory direct sales
Nominal Specifications:
No.
Item
Spec
Note
1
Model Number
503035 / 500mAh
2
Charge Limited Voltage
4.2V
3
Nominal Voltage
3.7V
Cell shipping Voltage between 3.6V ~3.9V before
4
Nominal Capacity
500mAh@ 0.2C
Discharge
Nominal Capacity refer to the capacity of
0.2C discharge with 2.75V cut-off voltage,
after charging with standard method.
5
Cycle Life
500 Times
One cycle refer to one charge period
and then one discharge period.
Test condition:
Charge: 0.2C to 4.2V
Discharge: 0.2C to 2.75V
The cycle life is the cycle times when
the discharge capacity is about 80% of
the rated capacity.
6
Self-discharge
Residual Capacity>90%
After standard charging, storied at
25°C±0.5°C for 30 days, then measure
the capacity as item 4.
7
Impedance
Typical: 25mΩ
After standard charging, measure the
internal resistance with AC1KHz
8
Max. Charge Current
1C
9
Max. Discharge Current
1C
10
Discharge Cut-off Voltage
2.75V
11
Operating Temperature
Discharge:-20°C ~ +60°C
Charge: 0 °C ~ +45°C
Cells must be storied at 3.6V-3.9V.
During long period storage, cells should be
maintained every 90 days. The method
is to do a charge-discharge cycle with
standard method, then charge to 3.7—
3.9V.
12
Storage Temperature
-20°C ~ +45°C
13
Cell Weight
Approx: 10g
14
Cell Dimension
Length: 35mm Max
Width: 30mm Max
Thickness: 5mm Max
Measured with weighting 300gf at
25°C±0.5°C Not including Tabs
15
Connector type
Our Company

E&J design and manufacture high-quality lithium-ion polymer battery cells and custom Li-polymer battery packs that cover cylindrical type lipo battery,  normal prismatic lipo battery, high drain lipo battery, low-temperature lipo battery, high-temperature lipo battery, high drain with low-temperature lipo battery, ultra-thin li-polymer battery, arc lipo battery, etc... 

This is how we make Li-polymer

Plant approved by ISO2001: 2008 quality management system, through the factory internal incoming, process, strict quality control ship, and battery reliability, security, performance monitoring and testing, in order to protect to provide good quality products to customers.
Certifications
Packing & Delivery

Packing

Standard export carton packing.

Delivery

3-20 days after confirming the order, detail delivery date should be decided according to

production season and order quantity.

FOQ
Q. Do you make custom products?
A. Yes, we offer OEM/ODM solutions for our customers. The OEM MOQ is100,000 pieces.

Q. How long is your trial period for samples?
A. Two weeks (14 days).

Q. How long does it take for the production?
A. Around 20-25 days.

Q. What is your terms of payment?
A. 30% in advance as a deposit and 70% before the delivery as the balance payment.

Q. What is your terms of delivery?
A. We offer EXW, FOB, and CIF.

Q. How can we pay?
A. You can pay via T/T, PayPal, and Western Union.