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a low 600µA supply current
It is a good solution
The sensor could be used to detect different combustible gas especially Methane
RP2040 features a dual-core Arm Cortex-M0+ processor with 264KB internal RAM and support for up to 16MB of off-chip Flash
WARNING: TO CHANGE MOTOR DIRECTION
SW-420 Vibration Switch Module Wireless RF Kit 433 Mhz (Transmitter+Receiver) a low 600µA supply currentIntroduction: SW 420 vibration sensor is a module that can detect vibrations or shocks on a surface. It can be used for various purposes, such as detecting door knocks, machine malfunctions, car collisions, or alarm systems. It operates from 3. 3 V to 5 V. The module has three peripherals, two LEDs, one for the power status and the other for the sensor output. In addition, there is a potentiometer that can be further used to control the threshold