Product Description

523040 li-polymer square battery is ideal for smart watches, wireless headphones, or TWS charging cases.

Product Info

Minorder 10000

Product Detail


  • Rechargeable li-polymer square battery ideal for wearables and wireless smart devices;
  • High capacity and long cycle life;
  • Fully certified;
  • 1 year product warranty;
  • Up to US$20 million product safety insurance


  • Bluetooth headphones and audios;
  • TWS charging cases;
  • Smart watches;
  • Pet trackers;
  • Wireless mice;
  • Wearable cameras;
And more......


Model Maximum Dimension (mm) Minimum Capacity (mAh) Internal Impedance (mΩ) Normal Voltage (V) Charge Ending Voltage (V) Maximum Charge Current Maximum Discharge Current
Thickness (mm)  Width (mm) Length
523040 5.2 30.0 40.0 600 90 3.7 4.2 1C/600mA 1C/600mA

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