The Wake Assure Jolt is a vibrating bed shaker alarm clock with an extra loud (80dB) vibrating alarm. Wake up on time, even if you are the deepest sleeper. This alarm has a one-minute alarm duration with five to sixty-minute snooze feature. It has two vibration intensity levels, five alarm settings: Off, Ringer, Vibration, Ringer and Flash, Ringer and Vibration. Large, easy-to-read clock display with backlight, twelve to twenty-four-hour time format. Sits on a nightstand or can be placed under your pillow for maximum wake-up effectiveness! Also functions as a timer and flashlight. Includes lanyard with pillow clip. The simple, easy-to-use design is great for home or travel. Requires one AAA and two AA batteries (included). Manufacturer's one-year warranty.