This marker is Mechanical only and does not have electronics. For the electronic version order the Planet Eclipse ETHA 3 The Etha3 M offers players a sleek, fresh approach to ergonomics with a host of notable performance upgrades. Its quick-release bolt assembly makes a huge difference to accessibility and maintenance which is typically found on much more expensive marker platforms. The aluminium low-rise feedneck reduces the overall profile of the marker. But it's the new aluminium trigger and mighty FL 3-way that makes a serious step forwards in terms of firepower. The lighter, more responsive and faster trigger cycling potential is jaw-dropping. Features: Low-rise aluminium clamping feed-neck NEW! Quick-release back cap NEW! FL 3-way valve NEW! Lighter trigger return spring NEW! Aluminium single-finger flat trigger - adjustable back stop NEW! Super sleek GRN body and back cap NEW! Tool-less bolt removal NEW! POPS ASA NEW! 14.5" 2-piece Shaft 5 barrel - Cocker fast threads NEW! Single-piece frame and foregrip Spool valve operation Gamma Core drivetrain Glass Reinforced Nylon outer composition 135psi operating pressure Soft-touch bolt with 3-stage bolt acceleration Valve chamber shut-off and breech sensing drivetrain Deftek offset feed Integrated SL4 inline regulator External velocity adjustment Tool-less wrap-around rubber grip Hoseless air-transfer system Operates with compressed air only