9V 2A Power supply ?1)Input: AC100V-240V 50/60Hz ?2)Output current: 2 A (2000mA) ?3)Output voltage: DC 9V ?4)Output wattage: 18W max ?5)Cord Length: 95cm (about 3.11 ft) ?6)Power Polarity: Inside (+), Outside (-) ?7)DC plug connector size: 5.5mmx2.5mm; 5.5mmx2.1mm compatible ?8)Body size: 7.5cm3.1cm3.9cm ?9)Safety Compliance: FCC/CE/RoHS/CCC ?10)Package included.