Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to buy a remote starter for an suv [title] Choose a single-or multiple-button starter [substeps] Single-button remote car starters function solely to start the suv when you're not in it. These starters are less expensive and inexpensive to have installed. Multiple-button car starters start your suv and can lock and unlock doors.

Ending1: Some multiple-button starters are equipped to turn on window defrosters and seat warmers. These are more expensive than single-button starters and are more prone to technical problems, but provide a higher level of convenience. Ending2: Different departments may have different models of vehicles to use, such as those included in a vehicle registration range. These models have features like automatic electric starters, additional modern valves, and inner shifting gears. Ending3: It also only loads multiple-button engines. V2 is not a single-button starter. Ending4: Both models are often available when you need a second tip. If you use single-button starter starters, the remote starter will not have a better configuration.

Answer format: ending1/ending2/ending3/ending4