Electronic device for tracking of persons, namely, GPS (global positioning system) tracking devices, GSM (global system for mobile communications) tracking devices, RF (radio frequency) tracking devices; GPS tracking devices; Radio Frequency (RF) tracking devices; Electronic alcohol sensor in the nature of alcohol breath and perspiration testing units; Transdermal alcohol sensor for monitoring and tracking alcohol consumption for non-medical and rehabilitative purposes; Wearable alcohol sensor for monitoring and tracking alcohol consumption for non-medical and rehabilitative purposes; Apparatus for measuring bodily alcohol content in the nature of alcohol testing unit; Alcoholmeters; Alcohol detection sensor; Wearable activity tracker; Wearable, electronic, transdermal alcohol breath and perspiration tester in the nature of alcohol testing unit; Continuous transdermal alcohol sensor for monitoring and tracking alcohol consumption for non-medical and rehabilitative purposes
Electrical and Scientific Apparatus