Enables the transmembrane transfer of a potassium ion by a voltage-gated channel. A voltage-gated channel is a channel whose open state is dependent on the voltage across the membrane in which it is embedded. [ GOC : mtg_transport https://www.worldcat.org/search?q=bn%3A0815340729 ]
voltage-gated potassium ion channel activity
voltage-sensitive potassium channel
voltage-dependent potassium channel activity
voltage gated potassium channel activity