Auto Memo Mate Voice Recorder-Lighted Message Pad-Writing Pen. VOICE RECORDER : Has a voice recorder with a 12 second message recording capability. LIGHTED MEMO PAD : A lighted memo pad and a writing pen. SUCTION CUP : All in one unit that attaches to your windshield by suction cup. BATTERY : The light operates on 2 "AAA" batteries (not included). SIZE : The unit measures 6" x 4" and the memo pad is 3" x 3".