Home / G11 - Security Cameras / Door Entry Devices / Cam22-Qty-2. Black bubble camera with white base and red flashing Led using 2 double AA and switch. 4 ¼”D x 3”H Cam22-Qty-2. Black bubble camera with white base and red flashing Led using 2 double AA and switch. 4 ¼”D x 3”H