16A 250V Momentary Push Button Round MCU Development Board These are Carbon Film Resistor

These are Carbon Film Resistor with a value of 15 ohm 1/2W and tolerance of ±5%

Display Value 1999 Auto power off time 15 min Power Supply CR2032 battery Operating temperature 0°C to 40°C   Low battery Indication Yes L*B*H 126*80*19mm

These are Carbon Film Resistor with a value of 220 ohm 1/2W and tolerance of ±5%

spring load design

16A 250V Momentary Push Button Round MCU Development Board These are Carbon Film ResistorTrigger pushbutton switch with red indicator light. Switch ON when pressed and held, disconnects when you release the button. Does not lock in the ON position. The Momentary type push switch is used in control circuits for controlling the contactor, relay, electromagnetic starter and other electronic circuits. This switch can also be widely used in the car or home latching type. This switch is turned on until the switch is pressed and turned off when