Sea-Dog OLED Voltmeter - Round [421600-1] Satin They run directly on 120

They run directly on 120 to 277 volts

75-inch round frame

Part #: 806-1210-01

Swivel cover on base protects the base socket when light is stowed away

Sea-Dog OLED Voltmeter - Round [421600-1] Satin They run directly on 120OLED Voltmeter Round The OLED (Organic LED) Voltmeter is designed to withstand constant vibration and the rigors of a marine environment. Monitors voltage 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. Constructed of injection molded nylon with terminal spade contacts. Installation is as easy as drilling