How much does a yearly cost for a webcam with power and no webcam

50 dollars. According to the query related information information shows: the cost of a year with electricity without network camera is mainly for the required electricity, camera power are relatively small, in 10w or so, to 10w calculation, for example, needs 0.25 degrees of electricity per day, a year down to 90 degrees of electricity, electricity costs about 50 yuan. Camera (CAMERA or WEBCAM) also known as computer camera, computer eye, electronic eye, etc., is a video input device, is widely used in video conferencing, telemedicine and real-time monitoring.