A police car, shown with an emergency light on the top.
This emoji is displayed from the front, as opposed to the police car emoji, which is shown from the side.
Oncoming Police Car was approved as part of Unicode 6.0 in 2010 and added to Emoji 1.0 in 2015.
🚔 🚓 Front Of Police Car
🚔 🚓 Cop Car