Two-Year Warranty; Riptide ST Stow/ Deploy lever. The balanced motor design makes stowing easy . a master cut-off switch automatically turns off the motor when stowed.; i-Pilot Link allows Riptide ST to communicate with your Humminbird fishfinder and LakeMaster digital GPS maps . choose where you want to go. Then . your ST will take you there automatically. Store and return to waypoints . spots and paths; follow depth contours; lock on to a spot; and more. Available pre-installed or as an add-on accessory. ; Digital Maximizer controls and optimizes power to extend battery life and reduce heat. ; Weedless Wedge 2 Prop features swept-back . flared blades for optimum prop performance.; Advanced corrosion protection with premium-grade marine alloys & aluminum upper arms. ; Marine-grade urethane fully encapsulates control boards to protect the electronic circuitry. All electrical connections are sealed to form an impregnable barrier against saltwater.; Indestructible composite shaft that’s guaranteed for life. It flexes on impact and won’t break . kink or corrode. ; Cool . quiet power. The unique bearing system reduces friction to cut noise.