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Smart Notification Ring: Build an IoT notification light with ESP8266/ESP32 that changes colors based on emails
It solves the space and cost constraints of traditional desktop computing while maintaining full compatibility with the Raspberry Pi ecosystem
LOW when upright AO (if available) Analog output - raw sensor voltage for advanced processing Project Ideas
and SW lines Interface Pins 5 pins - CLK
you can read the varying voltage on an Arduino or microcontroller analog pin to determine light levels
Soldering Tip Cleaning Brass Wire Sponge Witty Fox 3.7V 4000mAh Li-Ion Battery Smart Notification Ring: Build anSoldering Tip Cleaning Brass Wire Sponge Premium Soldering Tip Cleaner for Longer Tip Life & Better Solder Joints Keep your soldering iron tips clean, tinned, and performing at their best with this Brass Wire Cleaning Sponge. Unlike traditional wet sponges that cause thermal shock and reduce tip lifespan, this brass wire ball gently removes oxidation, flux residue, and excess solder without dropping the tip temperature so you can get back to soldering
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