What is the Hikvision camera alarm input voltage

12V plus or minus 10%. By checking the product information of Hikvision camera, we know that the input voltage of Hikvision camera alarm is 12V plus or minus 10%, which is very stable in operation. The camera, also known as computer camera, computer eye, electronic eye, etc., is a video input device that is widely used in video conferencing, telemedicine and real-time monitoring.