ZOZO 12W Power Adapter for Home Electronics With protection of over voltages over current short circuits and over temperature bring much safety! Tip Polarity: Inner Positive Outer Negative- Some musical devices and radio devices requires inner Negative outer Positive totally opposite please check carefully before buying! Specifications: Input:110-240V Output: 3V 45V 5V 6V 75V 9V 12V Power: Max 12W Tip size: Tip1:55x25mm Tip2:55x21mm Tip3: 40x17mm Tip4: 35x135mm Tip5:25x07mm Tip6:30mmx11mm Tip7:48x17mm 1 Micro USB connector Compatible with: 1Tip 1 to Tip 7: Fitting for lots of compatible small household electronics like routers CCTV cameras LED Strips etc 2Micro USB port are used to power smart phones tablets BT speakers and other USB charging devices Please do not use it on devices that requires power over 12w! This charger is not for TV power!