Extra Loud Alarm Clock with Wireless Bed Shaker, Vibrating Dual Alarm Clock for Heavy Sleepers The Unique Wireless Bed Shaker – Tired of short cables or tangled wires with traditional vibrating alarm clocks? This powerful wireless vibrating alarm clock effectively wakes you up from any corner within 32 feet. No wires, no hassle. Very Loud Speaker for Reliable Wake-Up – Wake up easily with extra-loud sound, strong vibration, or both. This alarm clock is an ideal wake-up solution for heavy sleepers. Choose between two volume levels: loud or normal beep sound. Ultra-Large 1.8-Inch Digits with 0-100 Dimming – The elegant 5.5-inch LED curved screen displays bright red numbers that are easy to read from anywhere in the room. Adjustable brightness from 0 to 100 ensures comfortable viewing in any lighting condition. Dual Alarm and USB Charging Port – Set two different alarms for the same day with the dual alarm feature. The built-in USB charging port allows convenient charging of your phone or other digital devices. Easy to Use – Large, clearly labeled round buttons make operation simple. The wireless shaker operates on 3 AAA batteries (not included). Color: Black Material: Plastic Package Contents: 1 x Alarm Clock 1 x Vibrator 1 x USB Cable 1 x English Manual Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.