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Perfect for use with your 3.3V system like NodeMCU, Wemos, Raspberry pi and micro:bit
R39.91  Inc VAT
This module can be used to detect if your 220V AC connection is on. A small microcontroller like Raspberry Pi Pico or Arduino can be used for instance to monitor and report loadshedding or tripped circuit breakers.
R57.90  Inc VAT
3V-5.5V HC-SR04P Ultrasonic Ranging Module (sensor ultrasonic 3V)
Perfect for use with your 3.3V system like NodeMCU, Wemos, Raspberry pi and micro:bit
R39.91  Inc VAT
AC 220V 1 Channel Optocoupler voltage detection sensor (AC detection 1 sensor)
This module can be used to detect if your 220V AC connection is on. A small microcontroller like Raspberry Pi Pico or Arduino can be used for instance to monitor and report loadshedding or tripped circuit breakers.
R57.90  Inc VAT
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