HC12 SI4438 Wireless Serial Port Communication Module UG741C (STMicroelectronics )Single Chip Op-Amp 4 Volt Cable Length 15

4 Volt Cable Length 15 cm  Colour  Black Dimension (LxWxH) 91x42x22 (mm)

Brown for these 200E resistors

The LM1117 series is a positive fixed regulator designed to provide 1A with high efficiency

clocks & Times

the 3 output channels are designed to delay turn-on function

HC12 SI4438 Wireless Serial Port Communication Module UG741C (STMicroelectronics )Single Chip Op-Amp 4 Volt Cable Length 15The HC 12 SI4438 Wireless Serial Port Communication Module is a versatile and long range wireless transceiver module that operates in the 433 MHz frequency band. It is commonly used for transparent data transmission between microcontrollers or systems without the need for complex wireless protocol handling. The module is based on the SI4438 chip, providing reliable and low power communication for various Applications. Features: Wireless Frequency: 433