The Leviathan - V3 optical is one of the most advanced ETU (electronic trigger unit) on the market. It has all optical sensors for better handling and durability. Built-in wireless communication for quick setup using iOS or Android smartphones! Foam on the trigger makes great hair trigger mode. Unique Real feel trigger system (RFTS), spring simulates trigger resistance like in the real AK74. It adds secondary resistance with release after the fire. RFTS was designed by professional gunsmith for more realistic feel from shooting.

• Easy installation inside the gearbox version V3 by Tokyo Marui standard
• It uses optical sensor actuated by sector gear cam for perfect semi and full auto fire timing
• For fire selector position is used optical sensor too - it works with sticker provided with Leviathan
• Trigger optical sensor with foams can make great hair trigger mod
• Unique real feel trigger system (RFTS), spring simulates trigger feeling like in the real gun. It adds secondary resistance with release after the fire. Feeling is comparable to shooting with a real AK74
• Thanks to advanced electronics, Leviathan - V3 can be used with any common gearbox upgrade and gun rate of fire
• Completely made wiring allows the fastest and the easiest installation into the gun, it is long enough for all kind of weapons with battery placed in front or above the gearbox. No soldering is needed
• Board covered by conformal coating, it protect Leviathan - V3 against damage from water