SKU
ESO-V090
Weight (g) 28
Dimensions 47.4 x 28.7 x 3.0 mm
Brand E-Shooter
EAN 6975356670112
MSRP (UK) £29.99

Affordable and user-friendly ETU for V2 gearboxes, offering programmable pre-cocking, active braking, and essential protection features via simple trigger-based setup.

Product Features:

  • Easy 3-step trigger-based programming
  • Five levels of adjustable pre-cocking
  • Semi-Binary and Auto-Burst selectable fire modes
  • Active brake for piston stabilization
  • Locked-rotor protection to prevent gearbox damage
  • Current protection up to 200 A
  • High-temperature-resistant Teflon wiring
  • Compatible with LiPo, LiFe, and LiHv batteries
  • Compact design: 47.4 × 28.7 × 3 mm
  • Lightweight: 27.6 g

The E‑Shooter Kestrel V2 BASIC ETU delivers advanced electronic control for standard V2 AEG gearboxes without complexity. Users can programme key features via a 3-step trigger-based system—adjusting pre-cocking across five levels and selecting semi-binary or auto-burst fire modes. It supports brushless and high-torque motors while providing safety and longevity through active brake, locked-rotor protection, current protection up to 200 A, and high-temperature-resistant Teflon wiring. Compatible with LiPo, LiFe, and LiHv batteries (6–17 V), this lightweight (27.6 g) and compact (47.4 × 28.7 × 3 mm) module offers a reliable, budget-conscious upgrade for airsoft players.

Range Overview:

E‑Shooter’s Kestrel ETU (Electronic Trigger Unit) series delivers professional-grade control and precision for advanced airsoft users. Each model—V2, V3, SE, and BASIC—merges intelligent electronics with responsive mechanics to elevate AEG performance. From finely tuned trigger sensitivity and pre-cocking to customizable firing modes and full mobile app integration, Kestrel provides modular adaptability and reliability across diverse gameplay styles. Rugged construction, smart safety systems, and over-the-air firmware updates ensure that each shot is as safe as it is seamless.


  • Adjustable trigger sensitivity (optical sensors)
  • Multiple fire modes (SAFE, SEMI, BURST, AUTO, BINARY, SNIPER)
  • Pre-cocking & ROF control
  • Magazine simulation & sniper delay
  • Active brake & cycle detection (DSG/HSG compatible)
  • Smart fuse & locked rotor protection
  • Low-voltage & battery protection alerts
  • Supports LiPo, LiFe, LiHv batteries
  • Brushless & high-torque motor support
  • OTA firmware updates via app
  • Compact, lightweight & robust wiring

E-Shooter is leading the evolution of airsoft by creating intelligent, player-driven accessories. Fueled by innovation and creative technology, the company delivers smart solutions—from Bluetooth-connected tracer units to advanced ETUs and interactive targets—that enhance gameplay, performance tracking, and player immersion. Designed with airsofters and built for the field, E-Shooter’s gear transforms every skirmish into a next-level experience.