HC12 SI4438 Wireless Serial Port Communication Module UG741C (STMicroelectronics )Single Chip Op-Amp mini flat package

mini flat package

2mm  Connector type  SMA male

office and industry electrical equipment and electrical appliances

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

HC12 SI4438 Wireless Serial Port Communication Module UG741C (STMicroelectronics )Single Chip Op-Amp mini flat packageThe 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