Performance Box Touch comes supplied with a Suction Cup Windscreen Mount (ACS318MOUNT) so you can mount it on the vehicle's windscreen. It attaches to the Richter mounting system on the back of the unit, or at the back of the Battery if this is connected to the unit.
Richter mounting system on the rear of Performance Box Touch
Richter Mounting system on Suction Cup Windscreen Mount (RLACS331)
Insert the prongs from the mount into the back of the unit or the battery and push upwards to secure. Attach the suction cup to a suitable location on your windscreen and adjust as necessary.