The East Anglian Air Ambulance will soon be flying through the night as well as during the day.
The distinctive yellow helicopter flies 365 days a year and covers Norfolk and Suffolk, Bedfordshire, Cambridgeshire.
Anglia One based at Norwich Airport and Anglia Two at Cambridge are both crewed by a doctor and critical care paramedic
The East Anglian air ambulance already has to raise £4.5 milllion a year to keep both helicopters in the sky. They will now have to raise £6 million to cover the night time flying.
The new helicopter will look the same - it's an EC135T2 - and will be equipped with night vision goggles and power cable warning system. It will start flying from Cambridge airport from the end of August.