Not too big or too small, just ideal for home and office; easy to operate for everyone, even for kids and elders, with a few main buttons Clear LED Time Display Easy-to-read and clear digits showing the hour, you won't miss any important date. Classical and Progressive Alarm Ringing Morning hours are the best time of the day, clock wakes up your dream and refreshes your morning like no other can. Digital FM Radio Listening daily news or weather forecast through your favorite station become easily. 10 Preset Stations Allows you to save your favorite radio stations in memory. USB Port it serves as a charging station for smart-phones, tablets and MP3 players. Battery Backup Memorize time during power failure. Tips: 2*AA (3V) (not included) battery only can memorize the time, to make the clock work please plug it into a standard household outlet. Specifications Function: Alarm/ Time display/ Snooze Radio Frequency: 87.5-108MHz Time set: 12-hour format Alarm: last for 60 minutes Snooze: every 9 minutes Powered by: powered by AC/DC external adapter Product Dimensions: 138.0(L) x 116.0(W) x 55.6(H)mm Package -1x Alarm Clock -1x Instruction -1x External Adapter