Battery Life Reduced to Only 1 Hour

• Fault Causes:
  

  1.Insufficient Charging Time (Not a defect, customer misjudgment)

  Troubleshooting: Continue charging until the indicator light turns green. The battery level will reset to 100% after restarting.

  
  

  2.Battery Failure

  Troubleshooting:

  Use multimeter to measure battery voltage

  
  

  If the voltage of a single battery is lower than 7V, it is a serious discharge;

  If the voltage difference between two batteries is greater than 0.7V, it indicates a battery failure.

  Solution: Reactivate the battery or replace the 2 faulty batteries.

  
  

  Warranty Period:

  One year (not applicable for human - caused damages such as water ingress or collisions).

  
  

  Required information for warranty claims:

  1. Stacker nameplate photo;

  2. Videos/photos of charging issues;

  3. Photo showing faulty part