Surveillance cameras are used by many to protect their homes or businesses, and it is an important part of home security today; However, many do not know the possibilities in it, and think that they are similar and there is no difference between them. …

You might think that leaving the phone on the charger all night is useful to get a 100% charge when you wake up in the morning, but in fact this habit damages the phone battery and shortens its life in the long run. …