Item Type: Boat Engine Emergency Stop Switch Material: PU Wire Maximum Outer Diameter: Approx. 3.5mm / 0.14in Keys: 7 Keys Cable Length: Can be extended to 1.2m / 3.94ft (approx.) Package List 1 x Boat Engine Emergency Stop Switch 1Higher Safety: When pulling the lanyard, the switch closes and sends the signal to the engine. The ignition system will be turned off and the boat will slow down and stop. 2Perfect Match: Wide in application, suits perfectly for Evinrude, for Tohatsu, for Suzuki, for Mercruiser and so on, stable in working. 3Reliable Work: Waterproof design enables higher safety, while the 1.2m maximum expending length of the spring lanyard ensures easier operation. 4Good Material: Adopting premium PU material, the lanyard is not easy to break, which also has excellent durability for long term using. 5Easy to Install: Light in weight and compact in size as well, the convenient installation can be quickly completed in minutes.