Homtime Multi-Function Alarm Clock, Indoor Thermometer, Charging Station/Phone Charger with Dual Port USB for iPhone/iPad/iPod/Android Phone and Tablets, Black ALARM CLOCK WITH 4 LEVELS OF LCD DIMMING - 3.2 inch LCD large font display for easy readability during the day or at night and has 4 brightness levels easily adjusted by tapping the big button. SAFE & FAST CHARGING - dual front panel USB charging with 3.1A total power(1 x 2.1A ,1 x 1.0A). Built-in surge protection to protect against overcharging, surges and overheating, ensuring the delivery of steady power output to each device. SNOOZE OPTION AND GRADUAL WAKE ALARM - with snooze functions, afford you a few extra minutes of sleep.Begins with a subtle, low volume that gradually increases to a higher volume to gently wake you up. SUREALARM BATTERY BACKUP - support AAA Battery for helps ensure accurate time-keeping during a power failure or disconnection of the power cord.NOTE:it does not support charging and lighting long time in AAA battery mode. INDOOR THERMOSTAT - displays the room temperature on front panel. Alarm Clock 2-Port USB Charger Snooze Function Dimmable LCD Display Thermometer Homtime alarm clock with VN screen technology, it offer you much better viewing angles and clarity during the day or night. 25Tilt design &amp; Large LCD Display &amp; Large Font Display, ensure you view the time easily and clear. Allow you to charge mobile devices. Total output power of 3.1A(1 x 2.1A ,1 x 1.0A). Built-in surge protection to protect against overcharging, surges and overheating, ensuring the delivery of steady power output to each device.