3 Burst FET System For 8.4-12v Ni-Cd/Ni-Mh Battery.Install Into Any AEG(Expert PSG-1)to Upgrade Semi-Auto To 3 Burst Function With Better Motor Start Up Performance ,Save Battery Power & Protect the Switch Assembley was Damaged by High Voltage Battery.Build In Li-Polymer/Li-Ion Battery Protect Function. When Battery Power Become To Low,The Burst System make a Continuous Long Sound Signal .
