Extension Cable Length : NoneSurge Protector : YesGrounding : Non-GroundingOverload Protection : YesCertification : CEOutlets Number : 2Type : Electrical PlugWIFI : NoRated Current : 3.1ASynchronous Rectification Technology : YesUSB Total Power : 50Support Quick Charge : USB PDPlug Type : EUApplication : Hospital,Residential / General-PurposeRated Power : 15Sub-control Switch : NoMaster Switch : NoModel Number : 2USB Ports Number : 4Rated Voltage : 100-240VSingle USB Max Output : NoneType : Direct chargingRear Camera Quantity : 1