Important Notes :

• Some countries have a limitation on airsoft power " FPS ".
  Please make sure your choice is legal in your country.
• All upgrade plan includes installation and must be ordered with an airsoft gun together
• AEG upgrade battery requires:

350 fps : 9.6V 600 mah or above

400 fps : 9.6V 1500 mah or 8.4V 2000 mah or above

450 fps : 9.6V 2000 mah or above

Should you have any problems about our upgrade service, please contact us.