Dongguan Perfect Amperex Technology Limited

Specializing in 10mAh to 1,000mAh mini lithium polymer batteries

99.95% quality pass rate | Over 10-year R&D team | Response within 8 hours

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MS He, Sabrina

Sales Manager

Avg Response Time: Less than 24h

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Rechargeable 3.7V 42mAh 360821 Lithium-ion Polymer Battery for Xiao Mi Wireless Bluetooth Earphone

  • US$ 0.8 - 1.2 / Piece
  • 3000 Pieces Minimum Order
  • 15 - 35 days Lead Time

Small Orders:Accepted

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Verified Product Certifications :CE/ROHS/UL  View Details

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    Product Details

    Model Number: PATL006-360821

    Brand Name: PATL

    Origin: China (mainland)

    Key Specifications/Special Features:

    Wireless Bluetooth polymer battery rechargeable 3.7V/42mAh/360821/lithium-polymer battery


    1. High energy density: volume energy density can be 460Wh/L
    2. Excellent security: no fire, no explore of short-circuit, over-charge, over-discharge, over-current, shock, vibration, crush, acupuncture.
    3. Long cycle lifespan: capacity recovery can be above 80% after 500 cycles
    4. High discharge voltage plateau: the 3.6V discharge voltage plateau is more than 42min
    5.Environment-friendly: no PB, CD added
    6.Flexible size design subject to different space of application
    7. Hundreds of moulds for micro size with 10mAh-1000mAh
    8. CE/RoHS Directive/REACH/UL/MSDS/UN38.3/IEC61233 standards

     Bluetooth earphone, smart watch, smart wearable, bank Ukey, POS device, medical equipment and other portable devices.

    Trading details: 
    1) Packing: industrial packing (can be as customer's requirements)
    2) Delivery lead time: usually 15-35 business days after payment
    3) Payment term: T/T, Western Union, PayPal, L/C

    Cells production process:
    First from raw materials drying- mixing- coating -electrode drying- calendaring -cutting- punching- stacking- tab welding- short circuit checking- pre packing -electrolyte injection -pre formation- degassing gas -bag cutting -folding- code printing- formation -aging- finished products
    NameLithium-ion polymer battery
    Model numberPATL360821
    Nominal Voltage3.7V
    Nominal Capacity42mAh
    Dimensions(T) 3.6 * (W) 8* (H) 21mm
    Standard charging current0.2C 
    Standard discharging current0.2C
    Max charging Current1C
    Max continuous discharging current1C
    Pulse discharging current1.5C
    Cut off voltage 3.0/4.2V
    Cycle life500 times 
    Charging temperature0°C- 45°C
    Discharging temperature-20°C- 60°C
     Storage Temperature-10°C- 45°C  (recommend 20°C+/-5°C)
     Appearancewithout scratch, distortion, contamination and leakage
     PCB Optional
     Wire Optional 
     Connector  Optional 
    Certifications CE, RoHS, REACH, UL, UN38.3 , IEC 62133

    Shipping Information:

    • FOB Port: China (Mainland)
    • Lead Time: 15 - 35 days

    Main Export Markets:

    • Asia
    • Australasia
    • Central/South America
    • Eastern Europe
    • Mid East/Africa
    • North America
    • Western Europe

    Bluetooth and the Bluetooth logo are registered trademarks of the Bluetooth SIG.
    Any third-party trademarks or images shown here are for reference purposes only. We are not authorized to sell any items bearing such trademarks.

    Product Certifications

    • Certificate Standard: CE  View verified certificate
    • Certificate Number: TCT130416007E-1
    • Issue Date: 17-Apr-2013
    • Issued By: Shenzhen TCT Testing Technology CO.,LTD
    • Expiry Date: 31-Dec-2025
    • Scope/Range: Li-ion polymer battery
    • Certificate Standard: ROHS  View verified certificate
    • Certificate Number: TCT10416007R-1
    • Issue Date: 16-Apr-2013
    • Issued By: Shenzhen TCT Testing Technology CO.,LTD
    • Expiry Date: 31-Dec-2025
    • Scope/Range: Li-ion polymer battery

    See more product certifications

    Note: Not all certifying agents offer online lookup, and some have a lag time for posting new certificates. If you are unable to find a certificate online, contact the certification agency or supplier for further verification.

    Contact Supplier

    Dongguan Perfect Amperex Technology Limited

    Address: No. 97, Sanjiang Industrial Park, Dongguan, Guangdong, China (523000)

    Tel:  (86 769) 82305866

    Fax:  (86 769) 82301898

    Homepage Address: http://www.globalsources.com/patlcell.co

    Other Homepage Address: www.patlcell.com

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    Verified Business Registration Details

    Registered Company: 东莞小锂新能源科技有限公司

    Registration Number: 91441900566647823X

    Company Registration Address: 东莞市横沥镇三江工业区97号

    * In some jurisdictions, company names and addresses are registered in Chinese only.

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    Supplier and product information updated February 18, 2018.

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      Contact Supplier:

      MS He, Sabrina

      Sales Manager

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