This paper is based on design and implementation of an Arduino based alarm system which is capable of monitoring the illumination of the surrounding automatically. Once the presence or absence of light is detected accordingly. a control device is activated which sends a sound alarm to a buzzer connected to the output of the system. Waking up early from sleep has always become a challe... https://www.nacrack.com/mega-choice-2005-2006-NISSAN-ALTIMA-Radio-Receiver-AM-FM-stereo-single-CD-Player-G-mega-value/