Adapter Rating: World Wide 100V ~ 240V 50/60Hz / Micro-USB 2.0 High Speed Cable / High Quality /Transformer / All Products are tested to exceed/meet standard specification /OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) / FREE SHIPPING BOTH WAYS / 2 YEAR FREE REPLACEMENT WARRANTY