Prettyui LED Digital Alarm Clock Dual Alarm 5.8 In with Built-in Sound Senor Temperature for Bedroom Home: Material: ABS Product size: 6.5 * 3.2 * 14.5cm Net weight: 164g Color: silver, white, iron gray Are Batteries Included：YES Accessories: manual, power cord 24 hours / 12 hours conversion; The music can be continuously played for 5 minutes; The volume of alarm can be adjusted manually; Three kinds of display brightness automatic conversion, also can manually touch to adjust the display brightness; Two sets of alarm clocks can be set in one day. The alarm time is 2 minutes, and the alarm is controlled by independent switch; Low power reminder; Voice control energy-saving mode, no power will enter the energy-saving mode, silent environment will automatically turn off the screen for 6 seconds; Package including: 1 pcs alarm clock Note: the standard configuration does not include the power adapter. It is recommended to use 5V, 1A power adapter. The alarm clock has a built-in rechargeable battery, which can be plugged in or not. LARGE LED DISPLAY WITH 4 BRIGHTNESS LEVEL: With 5.8 13 ALARM RINGTONES WITH ADJUSTABLE VOLUME: There’re 13 kinds of alarm ringtones to select, brightening up your day. And the volume is divided into 3 levels, which allows you to set the most comfortable level. Needless to worry the sound, either so loud that annoys you or too slight to wake you up from deep sleep. EXCELLENT BATTERY LIFE & GOOD CHOICE FOR TRAVEL: Unlike most digital alarm clocks on the market, it has an excellent battery life, lasting efficiently for 15 days. This digital alarm clock must be a pretty good choice for those who always have business travel. DUAL ALARM SETTING WITH SNOOZE BUTTON: You can set two separate alarm clocks with ease if you are a heavy sleeper who require an additional alarm clock to wake up on time, or you have a different time schedule from your families. As well, gently tap the top of the alarm clock to get an extra 5-minute sleep. Memory function, no need to reset after power failure