Craig Scarborough @ScarbsTech · 31min

Every #F1 car has these
ERS Safety: same as on the roll hoop, green-amber-red warning for the hybrid system status
"N" neutral will put the gearbox into neutral or pull the clutch in. Even if the engine is stopped
Marshall light - blue if the car has a big G force impact.

There are also 3 aerials on top of each car, two short and one long. But I'm not sure of the exact function of each