universal ac adapter, zozo 12w 3v 4.5v 5v 6v 7.5v 9v 12v regulated multi voltage switching replacement power supply for household electronics routers speakers cctv cameras smart phone usb zozo <b>zozo 12w power adapter for home electronics </b> <br> <br>with protection of over voltages, over current, short circuits and over temperature, bring much safety!<br> <br><b>tip polarity: inner positive(+), outer negative(-)</b> <br> some musical devices and radio devices requires inner negative outer positive, totally opposite, please check carefully before buying! <br> <br> <b>specifications:</b> <br>input:110-240v <br>output: 3v, 4.5v, 5v, 6v, 7.5v, 9v, 12v <br>power: max 12w <br> <br> <b>tip size: </b> <br>tip1:5.5x2.5mm <br>tip2:5.5x2.1mm <br>tip3: 4.0x1.7mm <br>tip4: 3.5x1.35mm <br>tip5:2.5x0.7mm <br>tip6:3.0mmx1.1mm <br>tip7:4.8x1.7mm <br>1 micro usb connector <br> <br> <b>compatible with: </b> <br>1.tip 1 to tip 7: fitting for lots of compatible small household electronics, like routers, cctv cameras, led strips, etc. <br>2.micro usb port are used to power smart phones, tablets, bt speakers and other usb charging devices<br><b> please do not use it on devices that requires power over 12w! this charger is not for tv power!</b>