RC4WD Wired Winch Control Unit Specifications:Receiver Small Compact Size Operating Voltage 6V to 11.1V Requires 3 position Third Channel Easy Plug and Play Instruction Included Length: 1.6in / 41mm Width: 1.2in / 31mm Height: 0.39in / 10mm Weight: 0.35oz / 10g Wire Length: 6in / 150mm Wires Weight: 0.14oz / 4g Product 30 Day Warranty Manufactured by RC4WD What's Included: 1x Wired Control Unit 1x 6" Receiver/Receiver Power Wire 1x 6" Receiver/Winch Control Wire Notes: You will need a radio with a third channel to operate this controller. Your third channel needs to be a three position switch (on/off/on). If your radio does not have a three position switch, you can purchase a wireless controller unit. (Z-S1092) This product is not waterproof. You may be able to waterproof on your own, but this will void the manufacturers warranty. For Warnings, Precautions, Safety and Damage Limits: Click Here If for any reason you cut the wires on the control box, this will void the warranty. Some Lipo battery voltage can be higher than 11.1 volts. Please be careful and check voltage before using your battery. Instruction Manual: For Detailed Setup. Click Here