Nikon 433 MHz remote

When I got myself a new digital camera I wanted like in the old days to have a remote trigger. I looked at my arduino and desided to try it

Quantity		Component name
1	×	Attiny85-20pu The 8 pin 5 port chip
1	×	XY-MK-5V 433MHz reciever to recieve the trigger signal from the 433MHz remote.
1	×	IR-led To transmitt the trigger signal to the camera.
1	×	Resistor
1	×	3v battery