AC power adapter.
Input: 120V AC (standard US wall outlet)• Output: 6.0V DC, 200mA• Connector: Barrel type◦ Usage: Powers weather monitoringequipment• Caution: For indoor use only [the text onthe adapter says CAUTION RISK OFELECTRIC SHOCK DRY LOCATION USEONLY. AVERTISSEMENT RISQUE DE CHOCELECTRIQUE UTILISATION A L'INTERIEURSEULEMENT.]