diff --git a/Inc/targets.h b/Inc/targets.h
index 20e64d3b..ede29bfb 100644
--- a/Inc/targets.h
+++ b/Inc/targets.h
@@ -352,6 +352,16 @@
 #define ADC_CHANNEL_TEMP ADC_CHANNEL_2
 #endif
 
+#ifdef LYI_F421
+#define FIRMWARE_NAME "LYI32_F421  "
+#define FILE_NAME "LYI_F421"
+#define DEAD_TIME 60
+#define HARDWARE_GROUP_AT_045
+#define HARDWARE_GROUP_AT_C
+#define USE_SERIAL_TELEMETRY
+#define CURRENT_OFFSET 101
+#endif
+
 #ifdef NEUTRON_2_6S_AIO_F421
 #define FIRMWARE_NAME "Neutron AIO"
 #define FILE_NAME "NEUTRON_2_6S_AIO"