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Shenzhen Resky Electronics Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China 702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For
China 702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For

  1. China 702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For
  2. China 702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For

702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For

  1. MOQ: 100pcs
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T,Western Union
Supply Ability 50000pcs/dat
Delivery Time 7-10days
Packaging Details Paper box
Model NO. LP702030
Capacity 400mAh
MOQ 10PCS
Electrolyte Li(Nicomn)O2
Cycle Life 500cycles
Warranty 12months
Shipping UPS, DHL, FedEx, TNT, by Air, by Sea, Special Line
Lead Time Within 5-7Workdays
Connector Jst, Molex....
Specification 7*20*30mm
Brand Name RESKY
Model Number LP702030
Certification CE, RoHS, MSDS, Un38.3
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,Western Union Supply Ability 50000pcs/dat
Delivery Time 7-10days Packaging Details Paper box
Model NO. LP702030 Capacity 400mAh
MOQ 10PCS Electrolyte Li(Nicomn)O2
Cycle Life 500cycles Warranty 12months
Shipping UPS, DHL, FedEx, TNT, by Air, by Sea, Special Line Lead Time Within 5-7Workdays
Connector Jst, Molex.... Specification 7*20*30mm
Brand Name RESKY Model Number LP702030
Certification CE, RoHS, MSDS, Un38.3 Place of Origin China
High Light 3.7v lithium polymer battery400mAh rechargeable battery cellBluetooth speaker Li-polymer battery
702030 3.7v 400mAh 1.48wh Rechargeable Lithium Li-polymer Battery Cell For Bluetooth Speaker
Technical Specifications
NO. Items Specifications
1 Batteries 3.7v 400mAh LiPo battery
2 Charge voltage 4.2V
3 Nominal voltage 3.7V
4 Nominal capacity 400mAh @ 0.2C Discharge
5 Charge current Standard Charging: 0.2C
Rapid charge: 1.0C
6 Standard Charging method 0.5C CC charge to 4.2V, then CV charge at 4.2V till current declines to ≤0.05C
7 Charging time Standard Charging: 2.75 hours
Rapid charge: 2 hours
8 Max. charge current 0.5C
9 Max. discharge current 1.0C
10 Discharge cut-off voltage 2.5V±0.25V (0.2C)
11 Operating temperature Charging: 0°C ~45°C
Discharging: 0°C ~45°C
12 Storage temperature -10°C ~ +45°C
13 Dimension Length: 30±0.5mm (excluding tabs)
Width: 20±0.5mm
Thickness: 7±0.2mm
14 Drop Test Dropped from 1 meter twice onto concrete with no fire or leakage
15 Cycle time ≥800 cycles
Key Features
  • Extended Battery Life: 400mAh capacity provides full-day use for Bluetooth devices
  • Compact Design: Soft-pack polymer construction (30*20*7mm) weighs only 9.1g
  • Enhanced Safety: Leak-proof and non-polluting polymer technology
  • Durable Performance: Supports rapid charging (2 hours) with 800+ cycle life
  • Wide Temperature Range: Operates from 0°C to 45°C
Primary Applications
  • Bluetooth headsets and charging cases
  • Smart wearables (watches, bracelets)
  • Drone accessories and small electronics
  • Location trackers and portable devices
Product Images
702030 Li-polymer battery front view showing dimensions
Close-up of battery terminals and labeling
Battery side profile showing thickness
Battery comparison with common objects for scale
Packaged battery with specifications visible

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler

  • Year Established:

    2012

  • Total Annual:

    500000-1000000

  • Employee Number:

    20~50

  • Ecer Certification:

    Verified Supplier

Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ... Shenzhen Resky Electronics Co., Ltd is a company specialized in manufacturing, sales and marketing of rechargeable lithium battery and related battery packs.Our lithium battery cells and packs products are widely used in portable mobile devices such as Bluetooth headsets, MP3 players, PDAs, Digital ...

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Get in touch with us

  • Reach Us
  • Shenzhen Resky Electronics Co., Ltd.
  • Room 1405-1, Building 3B, Huaqiang Idea Park, Guangming Street, Guangming District, Shenzhen, Guangdong Province,China
  • https://www.lithiumbatteriescell.com/

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