Parameter Item: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 :1pcs 9V 2A power adapter Application ?Used for LED Strips lights, Wireless Routers, Surveillance Cameras Router, mobile hard disk, switch, game consoles CCTV Camera, Modem, Toys, Tools, DVD, monitoring equipment, Switch, Audio, Video and Many Other Common 9V Electronic. Kindly note ?1)Please check the DC socket type, Power consumption(must not exceed the Max output of the adapter), polarity of the device before ordering, or it may cause problem or damage the device. ?2) Please don't use it outdoor. It is not waterproof. ?3) If there is any problem about the power supply, please feel free to contact us by email. We will solve all the problems for you in 24 hours.