About this item 【Loud alarm clock with Bed shaker】 With loud alarm buzzer and mighty bed shaker in one device to ensure you wake you up on time. It is an ideal wake-up companion for deep sleepers, teens, seniors, or with hearing loss individuals. 【Dual Alarm Clock & Snooze Function】 Dual alarms allow you to set two different wake-up times to ensure you are never late for work. The snooze function can give you 9 extra minutes of sleep before alerting you again. 【Digital Clock with Adjustable Dimmer & Volume】 The 7.5in bedroom clock with 5 level brightness and big blue digital display to read the time easily. And the alarm clock for heavy sleepers has 4 adjustable volume levels for you to choose from. 【Alarm Clock with USB Charger】 Convenient USB port allows you to charge your phone or other smart device without plug in wall, handy and organized. 【Alarm Clock with Battery Backup】 Plug into DC adapter (included) to power the alarm clock. Desk clock requires 2x AAA batteries (not included) to back up all settings when unplugged or cut off, so you don't need to reset the time and alarm. 【Simple Alarm Clocks for Bedrooms】 Absolutely concise and clear operation buttons, you can easily set the time or alarm. This bedside alarm clock is a great gift for teens, seniors, elderly and heavy sleepers.