Gold Member Since 2016
Audited Supplier
Huizhou Winpow Electronic Co., Ltd.

AA Battery, Rechargeable Batteries, Lithium Ion Battery manufacturer / supplier in China, offering Competitive Rechargeable Lithium Ion AA Battery Batteries, 0% Hg 6V 4lr44, 1.5V Alkaline Button Cells AG4 L626 Lr66 for Watch and so on.

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Competitive Rechargeable Lithium Ion AA Battery Batteries

FOB Price: US $1.2-1.3 / Piece
Min. Order: 10 Pieces
Min. Order FOB Price
10 Pieces US $1.2-1.3/ Piece
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Production Capacity: 100000
Transport Package: Simple
Payment Terms: T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: AA
  • Charger Type: Solar and Electric
  • Nominal Voltage: 3.7
  • Compatible Battery Type: 3.7V
  • Certification: RoHS, CE
  • Recyclable: Non-Recyclable
  • Specification: Lithium ion
  • HS Code: 8507600000
  • Type: Lithium Battery
  • Charger Application: N/a
  • Charger Style: N/a
  • Size: AA
  • Socket Type: N/a
  • Trademark: N/A
  • Origin: China
Product Description
Competitive rechargeable lithium ion AA battery batteries

Product overview:

Typical capacity: 900mAh
Nominal voltage: 3.7V
Standard Charge: CC/CV,0.2C5A, 4.20V
Standard Discharge: CC,0.2C5A, 3.00V
End-of-charge Voltage: 4.20V±0.05V
End-of-discharge Voltage: 3.00 V
Max discharge current: 1C
Resistance: less than 70mΩ
Dimension: 14*50mm

Safety test report:
ItemTest Methods and ConditionCriteria
Over charge
testing
At 23±5 ºC , charging cells with constant current 3C to
voltage 5.0V, then with constant voltage 5.0V till current
decline to 0. Stop test till cells temperature 10 ºC lower than max temperature.
No smoke or fire
Over discharge
testing
At 23 ± 5 ºC , According to the requirements of standard
charge, the cells will be discharge to cut-off voltage, then
connect with external load of 30 ohm for 24 hours.
No fire, no smoke, no
leakage.
Short-circuit
testing
At 23 ± 5 ºC , After standard charging, connect cells
anode and cathode by wire which impedance less than 50m
Ω , keep 6h.
No smoke or fire

Workshop:
Competitive Rechargeable Lithium Ion AA Battery Batteries

Test room:
Competitive Rechargeable Lithium Ion AA Battery Batteries

Customers service office:
Competitive Rechargeable Lithium Ion AA Battery Batteries

Company overview:

Huizhou Winpow Electronic Co.,Ltd is a China leading battery R&D and producing manufacturer. Products including alkaline & lithium manganese , carbon zinc and rechargeable type of batteries. Wide application area: household, office and  industrial. 
The company is established in 2007, at the beginning, it was only a 1000 square meters workshop with 15 employees. Due to our passion in battery R&D and rigorous production & quality control, Nowadays Winpow has grown up to a 5000 square meters battery manufacturer. Our competitive price and premium quality, made us got great reputation from the market. In domestic market, we are acting the ODM supplier for some famous brands in 23A/27A alkaline button battery pack. 
Because of our outstanding R&D ability, we are owning many patented batteries in China, and posting termly technical articles on some of famous electronic magazines in China. 
In order to develop oversea market, Winpow(HK) company ltd is established in 2013, and exported batteries to more than 30 countries, oversea market already covered our 60% sales. 
Winpow always focus on customer cares, innovation, excellence quality and win-win. Commit ourselves to become the world leading battery ODM supplier.
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Mr. Chris Loo
Oversea Market Director
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