... 's need,use battery,factory good price;recordable & play,used to keep child's story,also can be used as a reminderSPECIFICATIONS ... ;•Use 3"AAA" batteries for this device(battery excluded);•Used to keep child's story and play,it sounds while hand touch ... him "Take Medicine",or sticked on refrigerator to remind dieting people "To be slim,keep away from these foods",or hung on your ...