Password-Free Windows 10 Login: wo-we Windows Hello Webcam provides less than 1 second login experience by scanning your face to unlock your laptop or desktop. The recommended distance range between the webcam and the face is 12 inches-40 inches. Anti-Spoofing & Anti- Hacking: The Infrared camera provides trusted safeguard against unauthorized access. Photos could not be identified and blocked immediately. The Privacy cover prevent the hacker from spying on your system through webcam by closing it.