ESP-01/01S Relay Module V4.0

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This ESP-01S Relay Module based on AI-Thinker ESP-01/01S WIFI module, we use the GPIO0 of ESP-01/ 01S to control the relay by low level. It’s easy to DIY your smart switch to any device by your phone anywhere with this smart relay.

Operating voltage: 5VDC
Communication: ESP01 or ESP 01S WiFi module
Transmission distance: the maximum transmission distance is 400m (open environment, mobile phone equipped with WiFi module)
Size(LxW): 38x26mm


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Additional Information

More Information
SKU A-4366
Manufacturer Tayda Electronics
MPN ESP-01/01S Relay Module V4.0
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