The Blue Box electronic exhaust valve works via the cigarette lighter Suitable for electronic exhaust valves and cutback / cutout (bypass). Very high quality and long lifespan with all its accessories # How the electronic exhaust valve works: It works with a vacuum system (air) via the cigarette lighter, very practical. Internal air motor with high quality and specifications. Very high product quality and long lifespan Attachments (2 remotes - air hose - cigarette lighter cable - device - air splitter). Suitable for electronic exhaust valves, electronic cutback, and cutout [bypass] For contact WhatsApp (mobile number appears when you press the contact button) Location: Khobar or Al-Ahsa, immediate delivery