Jefftron AEP Mosfet — a professionally engineered upgrade for airsoft electric pistols. Increases rate of fire and extends battery life compared to standard wiring. Pre-soldered high-quality power and signal wires with JST-SYR connector enable quick installation into compatible pistols. Micro mosfet II design measures just 15x7x5mm with conformal coating for water protection. Supports springs up to M160 (75A single shot, 25A burst) and operates on 7.4V–17V batteries. No idle current draw, no switch sparking. Includes installation manual. Compatible with Cyma CM.030, CM.121–CM.128, Tokyo Marui Glock 18C, Beretta M93R, M9A1, HK USP, Umarex HK USP, and Double Eagle M81 USP. Requires soldering expertise and functional gearbox components for proper operation.