The housing is weatherproof and includes a rain shield to protect even further against moisture. * Indoor or Outdoor Use - This camera is designed to be used indoors or outdoors. If used outdoors it needs to be installed in a location under a cover to protect against rain penetration. * This unit does contain a flashing light * Require 2 AA batteries ( not included) * Surveillance without the high cost . Great for the home, office, school or any location where you need a visual deterrent for thieves and unwanted visitors.