Marine Engine Warning Kit (Cole Hersee)
Warning Buzzer Features:Warning buzzer (#4099) sounds when oil pressure is too low or engine coolant temperature is too high. Buzzer has plated steel case and moisture repellent insulator. For 12V DC electrical systems. Oil pressure switch operates at 2 to 6 psi, temperature switch operates at 200°F(±10°F). Use with inboard and I/O engines. Installation instructions included.