Genuine G&G ETU Board Only Electronic Trigger Unit for V2 Gearbox

This is a genuine G&G ARMAMENT Electronic Trigger Unit (ETU) circuit board only.
It is compatible with Ver.2 gearbox.
How about using it for parts replacement, repair, or as a spare?

[Contents]
ETU switch circuit board only
(※MOSFET and wiring are not included. Everything shown in the photos is included.)

[Condition]
This is a genuine part removed due to replacement with other parts.
It was functioning normally before removal.
No physical damage or burn marks are visible.

Immediate purchase is welcome.
Thank you.