diff --git a/boards/shelly_1 b/boards/shelly_1
new file mode 100644
index 0000000..91b65a8
--- /dev/null
+++ b/boards/shelly_1
@@ -0,0 +1,32 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "eagle.flash.1m.ld"
+    },
+    "core": "esp8266",
+    "extra_flags": "-DESP8266 -DARDUINO_ARCH_ESP8266 -DARDUINO_ESP8266_SONOFF_S20",
+    "f_cpu": "80000000L",
+    "f_flash": "40000000L",
+    "flash_mode": "dout",
+    "mcu": "esp8266",
+    "variant": "shelly"
+  },
+  "connectivity": [
+    "wifi"
+  ],
+  "frameworks": [
+    "arduino",
+    "esp8266-rtos-sdk",
+    "esp8266-nonos-sdk"
+  ],
+  "name": "Shelly1",
+  "upload": {
+    "maximum_ram_size": 81920,
+    "maximum_size": 1048576,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200
+  },
+  "url": "https://shelly.cloud/products/shelly-1-smart-home-automation-relay/",
+  "vendor": "SHELLY"
+}