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Lithium Polymer Lifepo4 Battery Cells 3.7v 400mah 1.48wh For Mini Fan Bluetooth Headset

Categories Lifepo4 Battery Cells
Brand Name: HKANON
Model Number: 403035 502535 602035 641447 802030
Certification: KC, UN38.3
Place of Origin: Shenzhen, China
MOQ: 200
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 500000Pcs/Month
Delivery Time: 7 Working Days
Packaging Details: Lipo Cells + Polyfoam in Carton
Product Name: 403035 502535 602035 641447 802030 Lipo Battery 3.7v 400mah 1.48wh Lithium Polymer Battery for mini fan bluetooth headset
Keyword1: 400mah 522038 lithium battery li-ion battery 3.7v for mini fan battery
Keyword2: 3.7 v bluetooth headset lipo battery 3.7v 400mah
Keyword3: operated pet water fountain 3.7v 400mah polymer lithium ion battery
Chemistry: Lithium ion Polymer
Application: E-Cigarette, GPS tracker, MP3 Player, Toys, Smart Watch, Mini fan, Bluetooth headset
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Lithium Polymer Lifepo4 Battery Cells 3.7v 400mah 1.48wh For Mini Fan Bluetooth Headset

403035 502535 602035 641447 802030 Lipo Battery 3.7v 400mah 1.48wh Lithium Polymer Battery for mini fan bluetooth headset


  • High Energy Density
  • High Output Voltage
  • Excellent Security
  • Long Cycle Life: More than 500 repeated charge/discharge cycles
  • Fast Charge Capacity: Can be fully charged in 2 to 3 hours with a rated voltage of 4.2 per cell
  • Environmental-friendly: No Pb, Cd added
  • Dual IC chips, that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload
  • Injection Technology to make battery more stable
  • With short-circuit production function, safe and reliable
  • Factory mastered technology and competitive price
  • CE/ROSH/SGS/UL/MSDS/UN38.3/IEC61233 standard


Nominal Voltage3.7v
Nominal Capacity400mAh
Application⋅Smart mobile phone,electronic products
⋅Miner’s lamp,digital products. Portable electric ,Music box
⋅Hair dryer,robot vacumm cleaner,wireless video doorbells
⋅Tablet pc, Modality equipment: Digital camera, DV, mobile DVD
Cycle Life500times
Features⋅low self-discharge
⋅no memory effect
⋅customized and flexible size
⋅anti-overcharger,short-circuit production(with PCM)
Operating Environmentcharging:0°C~45°C;65±20RH
Storage Environment-10°C~45°C;65±20RH
storage for a long time(>3 months)and the storage condition shall be:<35°C;65±20RH
Charging Attention⋅charging current and charging voltage should be less than specified in the specification.
⋅the charger shall be designed to comply with specification.


  • Do not submerge the battery in the water.
  • Do not mix fresh batteries with used batteries.
  • Do not mix batteries with metal stuff together.
  • Do not insert batteries with the (+) and (-) reversed.
  • Do not disassemble, dispose in fire, heat or short circuit.
  • Do not put the battery in a charger or equipment with wrong terminals connected.


  • Telecommunications: Cellular phone, interphone, blue tooth earphone
  • Video Devices: MP3/MP4/MP5, digital camera, portable DVD, portable television
  • Portable Devices: GPS, PDA, E-book, PMP, PSP, portable medical device etc
  • Illuminate Devices: Miner lamp, search light
  • Others: Electric Toys, RC models



1.If you can answer the following questions before place a order, it will be much helpful for us to make the correct products for you.

  • Will you use the battery on what product?
  • Do you need Protection Board for the battery?
  • Do you need cable and connector for the battery?

We will make the batteries like this: Normal protection board + 28AWG,30-35mm cable without connector, if customers without any special requirements.

2.Q: How about you payment and delivery items?

  • Payment items: By T/T, 50% for deposit, and balance all before shipment. For small amount, we also accept payment via PayPal, Western Union.

3.Q.Can I have a sample order?

  • Samples orders are welcome.We can offer free samples if the quantity not above 3 pcs, you only need to pay the shipping cost.

4. Q: How to solve the quality problems after sales?

  • Take photos & videos of the problems and send to us.
  • Send back the physical problem battery by express to us.
  • Engineer will analyze the defective battery within 2 working day.
  • 13 months Warranty after leaving our factory, our defect rate is under 1%,we'll repaired or replaced the battery for free if non-human factor quality problems be confirmed.

5.Q: How's your lead time?

  • 2-5 days for sample, 15-25 days for large quantity.

6.Q: What kind of certificates could you provide for these batteries?

  • We have UL,CE,CB,KC,MSDS,UN38.3 for most our current model, if It's custom-making design, usually no current certificates, we could apply for you if you need, but the related fees should be paid by your side, and if your order is big enough, certificate fees can be refunded.

7.Q: Can your factory print our logo/brand on the product?

  • Yes, and we will do this free of charge if the order quantity is big enough, please contact us for more details.

8.Q :Can you make customized battery?

  • Of course. We have professional engineers that can give you the most suitable solution according to your special requirements.
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