Round OLED Temperature Meter Fahrenheit with 6' LeadOLED (Organic LED) Temperature Meter is designed to withstand constant vibration and the rigors of a wet marine or dusty outback environment. Monitors temperature on a bright, waterproof, daylight readable OLED screen. High contrast and resolution make this screen visible from a wide viewing angle, even with polarized sunglasses. Reverse polarity protected. Same compact round size as a standard 12V receptacle, this OLED Temperature Meter provides many installation options. Injection molded nylon construction. Includes a prewired temperature sensor with a 6’ cable. IP66 rating.