Loud Alarm with Buzzer: Designed for heavy sleepers. Easy-to-use buttons let you set alarms fast, with reliable wake-up performance every time. Clear Red LED Display: Large, bright red digits are easy to read day or night. See the time clearly from across the room, even in the dark. A simple, effective display with no glare or eye strain. Simple and Easy to Use: All controls are clearly labeled for quick setup. Whether setting the time, choosing alarm mode, this alarm clock is built for hassle-free use by anyone—no tech skills required. Compact Clock: This space-saving alarm clock fits on any nightstand or desk. Ideal for bedrooms, dorm rooms, offices, and guest spaces. Battery backup: Never miss a beat—even during power outages. This device features a reliable battery backup system that maintains accurate time and alarm settings when electricity is interrupted. (9V battery not included)