The Mtroniks Viper Marine 20 Amp Waterproof Boat ESC Speed Control is a high-quality electronic speed control designed for RC model boats. This ESC, with a power rating of 20 amps, is specifically tailored for electric-powered vehicles and is waterproof for added durability in marine environments. The Mtroniks brand is known for its reliability and performance in the world of RC model vehicles, making this ESC a great choice for enthusiasts of all skill levels. With its compatibility with Align brand vehicles and its fail-safe feature, the Mtroniks Viper Marine 20 Amp ESC is a top choice for those looking to upgrade their boat's speed control system.