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Crescent Lithium Polymer Battery 371042 for Bluetooth Earphone

Dear Larry, We already received the batteries in good condition. Thank you for your perfect service. After few months I will send you a new order.

—— Attila

Dear Alice,Thank you for your prompt and professional service. Looking forward to working with you and your team on more battery projects.

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Dear Alice,Thank you for your usual professional service. Yours Sincerely, Dave

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Crescent Lithium Polymer Battery 371042 for Bluetooth Earphone

China Crescent Lithium Polymer Battery 371042 for Bluetooth Earphone supplier

Large Image :  Crescent Lithium Polymer Battery 371042 for Bluetooth Earphone

Product Details:

Place of Origin: Shenzhen China
Brand Name: PERMABattery
Model Number: PBLP11370113

Payment & Shipping Terms:

Minimum Order Quantity: 10,000pcs
Packaging Details: PERMABattery Cartons
Delivery Time: 25 working days
Payment Terms: Western Union, MoneyGram, T/T, L/C
Detailed Product Description

Model Number: 371042

Nominal Voltage:3.7V

Rated Capacity: 105mAh
Applications: Bluetooth earphone

Shape: half-moon like


Spec Note
Charge Voltage 4.2V  
Overcharge protection voltage 4.28±0.08V  
Nominal Voltage 3.7V The average value of voltage during the discharge period (with standard charge and discharge). When shipping, the voltage without load is between 3.6V and 3.85V.
Nominal Capacity

Typ:105mAh@ 0.2C



Nominal Capacity refer to the capacity of 0.2C discharge to2.8V cut-off voltage, after charging with standard method.
Charge Current Cell surface Temperature Charge Current
<0ºC Charge shall be prohibited
0ºC~10ºC 0.1C Max
10ºC~15ºC 0.2C Max
15ºC~25ºC 0.5C Max
25ºC~45ºC 0.5C Max
Standard Charging method CC/CV 0.2CCC(constant current) charge to, thenCV(constant voltage 4.2V) chargetill charge current decline to ≤ 0.05C
Cycle Life ³500 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 2.8V

The cycle life is the cycle times when the discharge capacity is about60% of the rated capacity.



£380mΩ Internal resistance measured at AC 1KHz after50% charge
Max. Discharge Current 0.5C  
Discharge Cut-off Voltage 3.0V  
Operating Temperature

Discharge: -10℃~ +60℃

Charge: 0℃~ +45℃

long term storage temperature -5 ℃~+35℃

Relative humidity:45~75%RH


Cells must be stored at 3.6V ~ 3.85V. Over long storage periods cells should be cycled every 90 days. The method is to do a charge-discharge cycle with standard method, then charge to 3.6V ~ 3.85V.

Cell Weight Approx:2g  

Length:42.60mm Max

Width:10.3&8.7mm Max

Thickness:3.7mm Max

Measured weight of 300gf at 25℃± 1℃.Not including battery drawing line.


Battery Expert for Your Battery Pack Design & Manufacture!


Alice Zhu

PERMA Battery Co., Ltd.
5F Bldg1,Aohua,Gaofeng,Dalang
Longhua,Shenzhen 518109 China
Tel: +86 755 29020460

Contact Details
PERMA Tech Co., Ltd.

Contact Person: Mr. Larry Lu

Tel: 86-755-29020460

Fax: 86-755-29020462

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