1、VOLTAGE: Electric propeller speed switch is suitable for 12V and 24V voltage, please check the voltage condition before use to avoid damage. 2、DURABLE MATERIAL: Electric trolling motor switch is made of excellent plastic and metal material, high current and high temperature resistant. 3、EASY TO INSTALL: Electric outboard speed switch is easy to install and use, follow the operating instructions and it will be installed in 10‑15 minutes. 4、MATCHING MACHINE: Trolling motor switch is suitable for electric propeller, 28lbs, 36lbs, 46lbs, 50lbs, 60lbs, 68lbs, 88lbs. 5、REPLACEMENT: Marine outboard propeller speed controller is an excellent motor switch accessory, practical and durable for long time use.