ESP-01S-Relay-v1

---
date_added: 2020-01-15
title: ESP-01S 5V Relay Module V1.0
model: ESP-01S-Relay-v1.0
image: /assets/device_images/ESP-01S-Relay-v1.webp
template: '{"NAME":"ESP-01S Relay","GPIO":[29,52,255,255,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":18}' 
link: https://www.amazon.com/Comidox-ESP8266-ESP-01S-Wireless-Controller/dp/B07KD3ZCFP
link2: https://www.aliexpress.com/item/32841996894.html
link3: https://www.banggood.com/ESP-01S-Relay-Module-WiFi-Smart-Remote-Switch-Phone-APP-DIY-Project-Design-p-1207932.html
mlink: https://github.com/IOT-MCU/ESP-01S-Relay-v1.0
flash: serial
category: relay
type: Relay Board
standard: global
---
How to flash [ESP-01(S)](ESP01)

![](https://user-images.githubusercontent.com/5904370/72450064-fb21df80-37b9-11ea-861f-9b5ede7ca374.png)

Alternative config (normally open):
```json
'{"NAME":"ESP-01S Relay","GPIO":[224,288,1,1,0,0,0,0,0,0,0,0,0,0],"FLAG":0,"BASE":18}'
```