Model was Sea Rover, built about 50 years ago with my father on the living room floor. Power was a Mabuchi 6/12 volt running on two PJ996 lantern batteries or two 4.5v bell batteries wired in series. Well before R/C. Finally gave ot aay to neighbours son and switched to aircraft for 40 years. Now living in Portugal and glow fuel hard to get so changing back to water craft. (Motor: Mabuchi) (ESC: N/A) (5/10)