E22-400T33S UART 433mhz Relay networking lora module LoRa Wireless Module
[Product size]：25*40.5mm
[Communication distance]：16km
[Transmit power]：33dBm
[Carrier frequency]：410.125~493.125MHz
[Product weight]：5.8±0.1g
[Introduction]：E22-400T33S is a wireless serial port module (UART) based on SEMTECH's LoRa solution, with an operating frequency of 410.125~493.125MHz (default 433.125MHz), TTL level output, and is compatible with 3.3V and 5V IO port voltages.
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