Power connection
Connection PowerPower supply

Power/data cable (supplied)
Black wire (negative) — connects to the power supply’s negative terminal.
Red wire (positive) — connects to the power supply’s positive terminal.
Waterproof fuse holder containing a suitably-rated inline fuse (not supplied), which must be fitted to the red positive wire — refer to the fuse ratings below.
Power source (12 / 24 V dc).