Bluetooth Headphone Battery

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1
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Pieces
Origin

China Mainland
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Description

Product Detail

If you are checking China bluetooth headphone battery manufacturer and supplier, or bluetooth headphone battery chinese factory, please feel free to contact M-Batt Electronics, we are always at your service.

Battery Requirements:

The working current of Bluetooth Headphone is very low, but continuous woking time should be longer than 8 hours. In addition, the battery should have high temperature protection function. The maximum continuous working current reach to 70mA. Rated capacity is 140mAh.

Model No.: DF481922 3.7V 140mAh

Technical parameters

Over charge protection:4.35±0.25V

Over charge release: 4.15±0.50V

Over discharge voltage:2.40±0.08V

Over discharge release:3.00±0.10V

Standard Charge/ 0.2C CC/CV?0.01C cut off

Standard Discharge/ 0.5C CC?3.0V cutoff

Fast Charge/ 1C CC/CV ?0.01C cutoff

Maximum Continuous Charge Current/ 140mA

Maximum Continuous Discharge Current/ 140mA

Operation Temperature Range 0~+45? Charging

-20~+60? Discharging

Product Dimension/

Length: 4.8 mm MAX

Thickness: 19mm MAX

Width: 22mm MAX

Packaging: Using DF standard packaging.

Storage:

· The polymer Li-ion battery should be stored in a cool, dry and well-ventilated area, and should be far from the fire and the

high temperature.

· The best capacity in storage is 30%-50% (voltage between 3.7-3.9V).

· The battery should be stored within the proper temperature and humidity range specified by specification.

· If stored for more than six months or longer, the battery will be suggested to charge.

Transportation:

· Forbidden to mix battery with other goods.

· Forbidden to immerse battery into liquid such as water or soak it with liquid.

· Forbidden to deposit battery over 6 layers or upside-down.

· The highest temperature during battery transportation should be lower than 65?.

Use Attentions

· Avoid insolation or dropping into fire.

· Avoid shorting the battery.

· Avoid excessive physical shock or vibration.

· Don’t disassemble or deform the battery.

· Don’t immerse in water.

· Don’t use the battery mixed with other model or manufacturer batteries.

· Battery usage by children should be supervised.

Charge

· Battery charge should be used appropriate charger.

· Forbidden to use modified or damaged charger.

· Forbidden to charge over 24 hours for battery.

· Charge current: can’t surpass the biggest charge current specified by battery specification.

· Charge voltage: can’t surpass the highest charge voltage specified by battery specification.

· Charge temperature: The battery should be charged within proper temperature range specified in specification.

· Forbidden of reverse charge: The battery should be connected correctly, the polarity has to be confirmed before wiring in case

of the battery is connected improperly, the battery can’t be charge. Simultaneously, the reverse charge may cause damaging

to the battery which may lead to degradation of battery performance and damage the battery safety, and could cause heat generation or leakage.

Discharge:

· Discharge current: can’t surpass the biggest discharge current specified by battery specification.

· Discharge temperature:

The battery should be discharged within proper temperature range specified by specification.

· Over-discharge:

it should be noted that the battery would be at over-discharged state by its self-self-discharge characteristics in case the battery is not used for long time. To prevent over-discharge, the battery shall be charged periodically to maintain between 3.7V and 3.9V.

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Shenzhen M-Batt Electronics Co.,Ltd

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