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Firefighting robot
This B3 AC charger is compact and lightweight and there are separate balance ports for 2 and 3 cell batteries
HT12E converts the parallel inputs into serial output
circuit diagrams
RXD Serial Input or 0th GPIO pin of PORT 3
5mm Yellow LED(Pack of 10) ESP Firefighting robot5mm Yellow LED (Pack of 10) A yellow light emitting diode (LED) is a semiconductor light source. LED's are used as indicator lamps in many devices and are increasingly used for other lighting. It looks like a white led and illuminate's blue light. When a light emitting diode is switched on, electrons are able to recombine with holes within the device, releasing energy in the form of photons. This effect is called electroluminescence and the colour of