diff --git a/variants/esp32/diy/hydra_e22p_433m/platformio.ini b/variants/esp32/diy/hydra_e22p_433m/platformio.ini
new file mode 100644
index 000000000..8de8e5d17
--- /dev/null
+++ b/variants/esp32/diy/hydra_e22p_433m/platformio.ini
@@ -0,0 +1,16 @@
+; Hydra - Meshtastic DIY v1 hardware with some specific changes
+[env:hydra_e22p_433m]
+custom_meshtastic_hw_model = 39
+custom_meshtastic_hw_model_slug = HYDRA
+custom_meshtastic_architecture = esp32
+custom_meshtastic_actively_supported = true
+custom_meshtastic_support_level = 3
+custom_meshtastic_display_name = Hydra
+custom_meshtastic_tags = DIY
+
+extends = esp32_base
+board = esp32doit-devkit-v1
+build_flags =
+  ${esp32_base.build_flags}
+  -D DIY_V1
+  -I variants/esp32/diy/hydra_e22p_433m
\ No newline at end of file
diff --git a/variants/esp32/diy/hydra_e22p_433m/variant.h b/variants/esp32/diy/hydra_e22p_433m/variant.h
new file mode 100644
index 000000000..09a3cecfc
--- /dev/null
+++ b/variants/esp32/diy/hydra_e22p_433m/variant.h
@@ -0,0 +1,48 @@
+// For OLED LCD
+#define I2C_SDA 21
+#define I2C_SCL 22
+
+// For GPS, 'undef's not needed
+#define GPS_TX_PIN 15
+#define GPS_RX_PIN 12
+#define PIN_GPS_EN 4
+
+#define BUTTON_PIN 39 // The middle button GPIO on the T-Beam
+// Note: On the ESP32 base version, gpio34-39 are input-only, and do not have internal pull-ups.
+// If 39 is not being used for a button, it is suggested to remove the #define.
+#define BATTERY_PIN 35 // A battery voltage measurement pin, voltage divider connected here to measure battery voltage
+#define ADC_CHANNEL ADC1_GPIO35_CHANNEL
+#define ADC_MULTIPLIER 1.85 // (R1 = 470k, R2 = 680k)
+#define EXT_PWR_DETECT 4    // Pin to detect connected external power source for LILYGO® TTGO T-Energy T18 and other DIY boards
+#define EXT_NOTIFY_OUT 12   // Overridden default pin to use for Ext Notify Module (#975).
+#define LED_POWER 2         // add status LED (compatible with core-pcb and DIY targets)
+
+// Radio
+#define USE_SX1262 // E22-900M30S uses SX1262
+#define USE_SX1268 // E22-400M30S uses SX1268
+#define SX126X_MAX_POWER 22 // Для модуля E22P 868M30S выходная мощность не более 12дбм! на выходе будет 30дбм!
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8 // E22 series TCXO reference voltage is 1.8V
+
+#define SX126X_CS 18    // EBYTE module's NSS pin
+#define SX126X_SCK 5    // EBYTE module's SCK pin
+#define SX126X_MOSI 27  // EBYTE module's MOSI pin
+#define SX126X_MISO 19  // EBYTE module's MISO pin
+#define SX126X_RESET 23 // EBYTE module's NRST pin
+#define SX126X_BUSY 32  // EBYTE module's BUSY pin
+#define SX126X_DIO1 33  // EBYTE module's DIO1 pin
+
+#define SX126X_TXEN RADIOLIB_NC // Schematic connects EBYTE module's TXEN pin to MCU
+#define SX126X_RXEN 14 // RADIOLIB_NC
+//#define SX126X_POWER_EN 14
+#define SX126X_DIO2_AS_RF_SWITCH
+#define TCXO_OPTIONAL
+
+#define LORA_CS SX126X_CS       // Compatibility with variant file configuration structure
+#define LORA_SCK SX126X_SCK     // Compatibility with variant file configuration structure
+#define LORA_MOSI SX126X_MOSI   // Compatibility with variant file configuration structure
+#define LORA_MISO SX126X_MISO   // Compatibility with variant file configuration structure
+#define LORA_DIO1 SX126X_DIO1   // Compatibility with variant file configuration structure
+#define LORA_TXEN SX126X_TXEN   // Compatibility with variant file configuration structure
+#define LORA_RXEN SX126X_RXEN   // Compatibility with variant file configuration structure
+#define LORA_RESET SX126X_RESET // Compatibility with variant file configuration structure
+//#define LORA_DIO2 SX126X_BUSY   // Compatibility with variant file configuration structure
\ No newline at end of file
diff --git a/variants/esp32/diy/hydra_e22p_868m/variant.h b/variants/esp32/diy/hydra_e22p_868m/variant.h
index 5923cc766..b4e8a52a4 100644
--- a/variants/esp32/diy/hydra_e22p_868m/variant.h
+++ b/variants/esp32/diy/hydra_e22p_868m/variant.h
@@ -20,7 +20,7 @@
 // Radio
 #define USE_SX1262 // E22-900M30S uses SX1262
 #define USE_SX1268 // E22-400M30S uses SX1268
-#define SX126X_MAX_POWER 12 // Для модуля E22P 868M30S выходная мощность не более 12дбм! на выходе будет 30дбм!
+#define SX126X_MAX_POWER 22 // Для модуля E22P 868M30S выходная мощность не более 12дбм! на выходе будет 30дбм!
 #define SX126X_DIO3_TCXO_VOLTAGE 1.8 // E22 series TCXO reference voltage is 1.8V
 
 #define SX126X_CS 18    // EBYTE module's NSS pin