This vehicle power adapter can be used with a EP10 or a Workabout Pro G4.
For EP10 it requires powered vehicle cradle RV1005
It can be also used with snap-on charger RV4001 or RV4002.
instock
EP10 snap-on charger RS232/DC
RV4002
instock
EP10 snap-on charger / USB/DC (incl PX3053 USB Host cable)