Drill and a 2 mm (⁵/₆₄ in.) drill bit

Wire cutters and strippers

Marine grade tap splice connector for 22 AWG wire or solder and heat-shrink tubing

Cable ties

#2 Phillips screwdriver for mounting the GOS™ 10 hub

#1 Phillips screwdriver for mounting the optional antenna

18 AWG (0.75 mm²) and 22 AWG (0.34 mm²) wire for possible cable extensions

Relay with a coil current of 60 mA (may be needed when installing on an ignition wire) (Connections for Vessels Without an Existing Kill Switch)