Location-based av flashlight and method of displaying map related video thereof

A portable audio and video (AV) flashlight comprising a head portion, a body portion, and a rear portion, the portable AV flashlight comprising:

• a video camera module incorporating therein a visible light source and an infrared light source mounted on the head portion;
• a GPS module mounted on the body portion;
• an electronic compass module mounted on the body portion;
• a display module mounted on an outer surface of the body portion to display an image;
• a map database module mounted on the body portion to store map information;
• and
• a control module mounted on the body portion to read the map information from the map database within a predetermined angle range with reference to an azimuth angle detected through the electronic compass module, display the read map information on the display module, and on-screen display current location information and location information of one or more main objects in a forward direction from the current location, and linear distance information between the current location information and the location information of one or more main objects.