# IC MT8870:-





#MOBILE PHONE:- 





# LED:-



Its full form is Light Emitting Diode. The current applied to it should be low so that we always connect a 100 ohm resistance in series with it. It has 2 legs. Longer leg is always connected to Vcc (5V) and shorter leg to Gnd (0V).




# CAPACITOR:-





# RESISTANCE:-

    # OSCILLATOR:-




# 

FOUR PIN CONNECTOR

:-

# BATTERY AND BATTERY CAP;_

# MOBILE CONNECTOR JACK:-






# MULTI-METER:-

# WIRE CUTTER:-