Happens when you are watching a series / film / drama / etc. but can not retain the attention span to watch for long periods of time. As well as the shortened viewing time, the ability to retain what has been viewed is impaired.
The Block Watcher puts the power of a microprocessor to work analyzing the current feed to the rails. This detector has been designed to eliminate many of the installation problems associated with the installation of signal systems. ... Then connect the detector output switch to your signal system.
