[ Wireless Bed Shaker ] - Tired of short or cumbersome cables with wired vibrating alarm clocks? This powerful wireless vibrating alarm clock wakes you reliably from up to 32 feet away. No wires, no hassle. [ Very Loud Speaker Wake You Up ] - Wakes heavy sleepers effectively with extra-loud sound, strong vibration, or both. Choose between two volume levels: loud or normal beep. [ Ultra-Large 1.8 Inch Digits & 0-100 Dimming ] - Features a clear 5.5-inch LED curved display with bright red digits that are easy to read from anywhere in the room. Brightness is adjustable from 0 to 100 for personalized comfort. [ Dual Alarm & USB Charging Port ] - Set two separate alarms for the same day. Includes a built-in USB port to conveniently charge your phone or other devices. [ Easy To Use ] - Large, intuitive round buttons make operation simple. Powered by 3 AAA batteries (not included). Color: Black Material: Plastic Package Contents: 1 x Alarm Clock 1 x Receiver 1 x USB Cable 1 x English Manual Note: Light and screen differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.