This Light bulb camera can be installed using a normal E27 bulb base(110V~240V),NO MORE EXTRA INSTALLATION STEPS.then you just need to connect the camera system to the router, open the app to setup the camera within minutes. Our Light bulb camera can control the viewing angle through APP, you can access remotely view anywhere and any time through your iPhone/Android phone/iPad, even in complete darkness, you can view clearly This PTZ dome surveillance Light bulb camera adopts a highly sensitive motion sensor,Once the camera detects the movement of the object after connecting it to the Internet, it will record the moving picture and notify you through the APP. This Pan Tilt WiFi Light bulb camera can provide you with a clear vision (Full HD 1080P resolution) at any time,You can use the APP to control the camera viewing angle to achieve 360 viewing without blind spots. Built-in microphone and speaker, the bulb security camera can have a conversation between you and your visitor,If you have any question, please contact us.We provide lifetime technical support and services. Fits standard E26 E27 light bulbs, turns 1 socket into 2 Max 60W per socket, total 120W, working voltage 100-240V CE certificate, flame retardant PBT flame retardant material and nickel plated brass 200 degree heat resistant, 100% safe from electric flames, no fire hazard It is used for CFL LED lights only, not for incandescent bulbs.