Sea-Dog OLED Voltmeter - Round [421600-1] Marine Navigation & Instruments | Transducers By selecting the right tach

By selecting the right tach and setting the switch on the back to the correct position you let the tachometer know how many pulses are sent per each engine revolution

Mini Double Ended Cordset - Male to Female - 3M - Grey

Box Dimensions: 4"H x 11"W x 27"L WT: 4

5 gallons (85

Sea-Dog OLED Voltmeter - Round [421600-1] Marine Navigation & Instruments | Transducers By selecting the right tachOLED 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