Get things going quickly with the Roto Start 3 starting system, The Roto Start 3 lets you use a handheld starting unit so you don't have to deal with starting the engine by hand - it really doesn't get any easier to get running!Features:The Roto Start 3 features a circuit breaker that protects the unit in the event of an engine lock up.Requires a 7.2V rechargeable "Stick" battery pack and chargerEngine back plate or starting shaft is not includedGenuine HPI quality spare part to provide easy maintenance and repairs for the HPI Roto Start 3 System.