Icon 57324 Professional Socket Adapter Set, 4 Piece 444N79 Item Phase Sequence Motor Rotation Tester Item Phase Sequence Motor Rotation Tester Voltage Range 40 to 700V AC Motor Rotation Yes Frequency Range 16 to 400 Hz Display LCD Phase Rotation Yes Safety Rating CAT IV 600V Phase Voltage Present Indicator No Product Type Phasing & Motor Rotation Meters Includes Batteries Yes Number of Batteries Required 2 CAT Safety Rating CAT IV 600V For Voltage Range 50 to 700V AC Standards CE Standards Not Applicable Note: Specifications are approximate and subject to change and a premium storage tray are also included to help keep your tools organized