In this article I am going to show you how to make a disco lamp that glows on beats

Supplies

Materials to be required :-
1) jar
2) LEDs
3) battery
4) connector
5) NPN 2N3904 transistor
6) speaker
7) 3.5mm headphone pin
8) cardboard

Step 1:

Make holes in the cap of jar according to count of your LEDs also fit them and connect with each other and do seal LEDs with cap so water s can't spill out.

Step 2: Circuitry

Now do connect all components as shown in picture and now cover all circuitry with the help of cardboard and enjoy beats with lights after filling water in jar.