HobWatcher Automatic Hob Isolator SystemHobWatcher provides an effective means of ensuring electric hobs cannot be left on while unattended. If no user is present the HobWatcher will simply switch off power to the hob after a preset time. HobWatcher is virtually transparent to the user requiring minimal intervention. HobWatcher helps protect vulnerable kitchen users, including students and the elderly, from the dangers of kitchen fires. Single compact unit for ease of installation Hob run