Jianxiu Rectangular Wood Wooden Digital Alarm Clock Desktop LED Temperature Time Black Material: Wooden frame with fine grain Crescendo alarm with Snooze function, the alarm signal is repeated every five minutes Intelligent blue backlight, built-in sensor to turn on/off the backlight automatically Powered by AAA bateries (not included) / DC input is available Size: 2109045mm (LxWxH) Color: White LED in black color coat