Music Mouse Pad with Thermometer and Clock With thermometer display temperature,with clock(12/24 hour mode),have 4 ports hub, with 1pc stereo speaker,can ... mouse use.Product size: 24.3*21*2.2cm.Power: 5V USB line or DC 5V adapter(not included), 1*AG13 battery ... for clock and thermometer(included). Music Mouse Pad with Thermometer and Clock