Functionality: Radio correction function (40 kHz/60 kHz automatic selection, receive off function), Chime & melody (high-fidelity sound source), 32 channel program, volume adjustment, alarm time monitoring function, full auto calendar function up to 2099, battery life (second hand stop/LCD), approximately 3 years of battery life (10 times when the volume is under medium volume). Sweep see. Condition Night Second Hand (Auto second hand stop function with light sensor)