Ares and AMOEBA Airsoft are well-known for the EFCS(Electronic Firing Control System) gearbox system for AEG airsoft.

Features of EFCS System:

• Enhanced ABS & Precise Magnetic Sensor - Improved Piston Position 
• Withstand Higher Firing Current Up To Around 30A
• Withstand Rapid Semi Firing
• Maintenance Free from Dust or Grease.
• Light & Fast Trigger Response
• Adjustable Trigger stroke Distance 
• Low Power Motor Initiation

The EFCS System has been implemented in most of our AEG, please check "SPECIFICATION" to check if your selected product comes with EFCS system.