280809 Square Pouch Battery

280809 Square Pouch Battery

One of the smallest micro battery products of ours.
280809 Square Pouch Battery


  • Rechargeable lithium micro battery for wearables and hearables;
  • High capacity and long cycle life;
  • High voltage with enhanced energy density;
  • Fully certified;
  • 1 year product warranty;
  • Up to US$20 million product safety insurance.


  • Medical sensors;
  • Pet trackers;
  • Retail trackers;
  • Smart jewelry;
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
280809 2.8 8 9 7 2500 3.8 4.2 1C/7mA 1C/7mA