12V DC TO POWERFULL 220V AC INVERTER

Just 12v Dc battery to Ac inverter Super power..

NEED Items FOR

1. Variable Resistor 22k
2. 0.22uf Cappacitor
3. 4047 ic 
4. 100ohm resistor  -2 items
5. IRFZ44  - 2 items
6. 12v Step up Transformer
7. 12v Battery