HOBBYWING SEAKING PRO 120A SPEED CONTROLThe worlds first marine ESC to have implemented the turbo timing function which will give the user the edge over the competition with instant turbo boost. The light weight of the Pro 120A is designed to meet the usersrequirements of a light weight product for all marine competition which weight is a factor of speed and endurance. The core program for top level competition products guarantees the user first class control and abundant programmable