Instructions For the Fastime 5 Stopwatch: 8 lap memory, Repeating countdown timer, pacer, pacer memory,alarm and time of day functions.Set Clock Time. When the stopwatch is in normal state, press S2 key for two times to set alarm, hour and week will be in flashing state at the same time. Press Buy PC3860 Multifunction Handheld Digital Chronograph Timer Sports Stopwatch Timer Sports Stopwatch, 1 x Bilingual Instruction in English and Chinese Leap Professional Stopwatch Manual. Model: TF-C300. PART I. FEATURES: 1. Time and calendar. 2. 12/24- hour format. 3. Alarm and chime, can set an alarm time Halts count-down while in Timer mode. AVERAGE - Permits viewing the average lap time of laps traversed while in Chronograph mode and the Memory Recall function