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Gy-21 is a reliable and durable module for determining temperature and humidity. Thanks to the I2C interface, the sensor is compatible with most 3.3V and 5V microcontrollers such as Ardui...
Genuine Warmflow PCB Block PlugThis part is used to feed the wires through to the PCB board on the boiler60mm in length.Compatible with Warmflow boilers.Warmflow part number: 4427