Compatible Models: Samsung Galaxy S8 Plus/S8, S7/S7 Edge, S6 / S6 Edge, Nexus 4 / 5 / 6 / 7(2013), Nokia Lumia 920 / 928, MOTO Droid Maxx / Mini, HTC Droid DNA, Sony Xperia Z4v and all QI-Enabled Devices / Adapter Rating: World Wide 100V ~ 240V 50/60Hz / 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 RETURN SHIPPING / 5 YEAR FREE REPLACEMENT WARRANTY