Thanks m8 , i luv it too!
I skipped a step and bought the LEDs pre wired with resistors
rec voltage of 9-14V
might sit down and do the maths i.e how many mWhrs a battery has and how many minutes of redness ill get
m8 Ebay for the win!
i get all my perspex of ebay , huge size range, the good companies cut it down to shape if you want and they have a wide range of colours and thickness.
3mmthick red perspex A4 size £2.80 delivered
or maybe
5mm thick red perspex 500 X 500MM £14 delivered