TUFF Wireless are THE best wireless kits on the market. Designed with dump trailers in mind, these remotes are weatherproof, rechargeable, feature the industries best range, and Made in the USA! This TUFF wireless remote kit is a simple plug n play install for KTI brand hydraulic pump systems. This kit will ONLY work with KTI systems as it has the KTI type connector. The third button on the transmitter allows for gravity down (only for three button pumps). NOTE: Ground wire must be hooked up!!! Works with any brand dump trailer that has a KTI Hydraulic Pump (Load Trail, Big Tex, Diamond C, Sure Trac, PJ Trailer, Features: -Rechargeable Remote -Weatherproof -Gravity Down Button (only for three button remotes) -Controls on Receiver -Industry Best Range -Programmed and Ready to Install