Dip Switch 4P
It is a 2.54mm Pitch 4 Way DIP Slide Switch. The slide switch is widely used in the modulation of the CPU, wireless communication, broadcast, and TV, in the software programming for the automated equipment, and in the self-control of the NC equipment and other instruments and meters.
1x4 keypad
voltmeter and current display
keypad 3x4
Push button on/off 6 pins small Switch Self lock 











