Thanks to two built-in projectors, the BC1 outdoor camera can render vivid images even in dark conditions. This allows you to see crucial details. With the EZVIZ app, you can hear and see what's happening and chat with your visitors. You can set specific time limits for detection. Once the camera detects a form of person, the BC1 wireless outdoor camera automatically triggers a siren and flashes two projectors to let them know they are being detected. The BC1 wireless outdoor wifi camera allows you to record your own voice for a personalized greeting or deterrence. With an all-metal housing and IP66 protection rating, the EZVIZ wireless wifi surveillance camera can withstand rainy, sunny, stormy and even snowy days.