Before revision: Vehicle navigation on a personal navigation assistant 150px|Garmin eTrex10 edition handheld A satellite navigation device (satnav device ) is a user equipment that uses one or more of several global navigation satellite systems (GNSS) to calculate the device's geographical position and provide navigational advice.
After revision: Vehicle navigation on a personal navigation assistant 150px|Garmin eTrex10 edition handheld A satellite navigation device , satnav device or satellite navigation receiver is a user equipment that uses one or more of several global navigation satellite systems (GNSS) to calculate the device's geographical position and provide navigational advice.