very easy to make.
things you have......21-white led, 1-PCB, 1-330ohm resistance, 1- 1N4007 diode, 1-switch, 1-small red led, 1- small Container box
Step 1: Cut the Container Box Like This...
Carefully cut like this..
Step 3: Then..
solder all things.. as per diagram.
Step 4: Small Red Led and Socket
fix socket and red led as photo