500838 Square Pouch Battery

500838 Square Pouch Battery

500838 can be used as smart glasses battery or smart band battery.
500838 Square Pouch Battery


  • Rechargeable Li-ion battery for fitness trackers, smart pens and smart glasses battery;
  • High capacity and long cycle life;
  • Fully certified;
  • 1 year product warranty;
  • Up to US$20 million product safety insurance.


  • Bluetooth earphones;
  • Fitness trackers;
  • Pet trackers;
  • Smart pens/styluses; 
  • Smart glasses;
And more......


Model Maximum Dimension (mm) Minimum Capacity (mAh) Internal Impedance
Normal Voltage (V) Charge Ending Voltage (V) Maximum Charge Current Maximum Discharge Current
Thickness (mm)  Width (mm) Length
500838 5.0 8.8 38.0 140 230 3.7 4.2 1C/140mA 1C/140mA