Operating voltage:DC 12-32V 20A/30A/40A/50A/60A Used In Fuse Panels And Wiring Harnesses Of Newer Cars And Trucks Packing List: 4x20 Amp (2pcs short,2pcs long) 4x30 Amp (2pcs short,2pcs long) 4x40 Amp (2pcs short,2pcs long) 4x50 Amp (2pcs short,2pcs long) 4x60 Amp (2pcs short,2pcs long)
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