DZT1968&reg; Wooden LED Electronic Desktop Digital Alarm Clock With Temperature Color:Show as picture Material : MDF + PVC;Size:147*39*70mm (LxWxH) Dual Power Supply: DC 6V input or by battery (4 x AAA) not included Contracted design style wooden alarm clock; It also works in voice mode. Make some noise (clap your hands,rap on the table or pat the clock) Package Include:1 xAlarm Clock+1 x USB Cable