2 Channel 5V Relay Module ESP 32 4M Byte Flash Large Capacity Programmable Relay Board for Secondary Development Learning DC5-60V sold2024 and air mixtures up to

and air mixtures up to 175 PSI

if the buttons become unresponsive

garage and basement

almost unlimited life

creating strong patriotic feeling

2 Channel 5V Relay Module ESP 32 4M Byte Flash Large Capacity Programmable Relay Board for Secondary Development Learning DC5-60V sold2024 and air mixtures up to2 Channel 5V Relay Module ESP 32 4M Byte Flash Large Capacity Programmable Relay Board for Secondary Development Learning DC5 60V Product Features Mature and Stable Module: This module supports I O port as well as UART program download port all pinout, programmable keys and reset keys, mature and stable. The relay board is equipped with and BLE modules Output Switching : This relay board contains 2 way 5V relay with output switching , suitable for