كاميرات مراقبة لاسلكية

　　A wireless security system needs a lot of power to run constantly. These cameras can use one of two main power sources: 　　The first is an electrical source. These cameras are powered by the mains, as per wired models. They’re still wireless cameras because they transmit wirelessly. 　　The second is battery-power. Battery-powered cameras are ideal for locations where mains power