Perun ETU++ MOSFET for G&G ETU Gearboxes valken-v-tactical Fully Licensed by H&K

Fully Licensed by H&K

Includes a package of retention strap

double O-ring aluminum nozzle and cylinder head

Steel mesh construction rated for up to 40 hits at 400 FPS at point blank range

Note: Gun side (male) QD is NOT included

Perun ETU++ MOSFET for G&G ETU Gearboxes valken-v-tactical Fully Licensed by H&KFeatures Electronic burst Active brake with adjustable braking power Precocking with spring release feature Rate of fire reduction DMR mode Low battery voltage alarm Programming supported with a multicolor LED diode Diagnostic system & electronic resettable fuse ETU++ is a dedicated replacement for G&G ETU electronic board. It enhances your trigger unit by adding many new, useful features. Simply disconnect the stock electronic board and plug in