RF Transmitter Module 433MHz - ASK/OOK Wireless TX rfid module Feature ESP-01S (this product) ESP-01

Feature ESP-01S (this product) ESP-01 (512 KB) Flash memory 1 MB — room for MicroPython

Simple and readable: Useful for fast numeric feedback

and safe power wiring for your switched load

and most modern sensors

and ECHO → any digital input pin

RF Transmitter Module 433MHz - ASK/OOK Wireless TX rfid module Feature ESP-01S (this product) ESP-01Need a simple wireless connection when Wi Fi and Bluetooth arent available? This 433MHz RF module set is a cost effective solution for short range, one way data transmission. Commonly used for remote control applications, it includes an FS1000A transmitter and a matching receiver operating at 433 MHz. The transmitter sends serial data wirelessly through an external antenna, while the receiver captures the signal at the same frequency for processing.