diff --git a/boards/ThinkNode-M6.json b/boards/ThinkNode-M6.json
new file mode 100644
index 000000000..9fe324ec2
--- /dev/null
+++ b/boards/ThinkNode-M6.json
@@ -0,0 +1,53 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "nrf52840_s140_v6.ld"
+    },
+    "core": "nRF5",
+    "cpu": "cortex-m4",
+    "extra_flags": "-DARDUINO_NRF52840_ELECROW_M6 -DNRF52840_XXAA",
+    "f_cpu": "64000000L",
+    "hwids": [
+      ["0x239A", "0x4405"],
+      ["0x239A", "0x0029"],
+      ["0x239A", "0x002A"]
+    ],
+    "usb_product": "elecrow_thinknode_m6",
+    "mcu": "nrf52840",
+    "variant": "ELECROW-ThinkNode-M6",
+    "variants_dir": "variants",
+    "bsp": {
+      "name": "adafruit"
+    },
+    "softdevice": {
+      "sd_flags": "-DS140",
+      "sd_name": "s140",
+      "sd_version": "6.1.1",
+      "sd_fwid": "0x00B6"
+    },
+    "bootloader": {
+      "settings_addr": "0xFF000"
+    }
+  },
+  "connectivity": ["bluetooth"],
+  "debug": {
+    "jlink_device": "nRF52840_xxAA",
+    "onboard_tools": ["jlink"],
+    "svd_path": "nrf52840.svd",
+    "openocd_target": "nrf52840-mdk-rs"
+  },
+  "frameworks": ["arduino"],
+  "name": "ELECROW ThinkNode M6",
+  "upload": {
+    "maximum_ram_size": 248832,
+    "maximum_size": 815104,
+    "speed": 115200,
+    "protocol": "nrfutil",
+    "protocols": ["jlink", "nrfjprog", "nrfutil", "stlink"],
+    "use_1200bps_touch": true,
+    "require_upload_port": true,
+    "wait_for_upload_port": true
+  },
+  "url": "https://www.elecrow.com/thinknode-m6-outdoor-solar-power-for-lora-powered-by-nrf52840-supports-gps.html",
+  "vendor": "ELECROW"
+}
diff --git a/src/platform/nrf52/architecture.h b/src/platform/nrf52/architecture.h
index c74f02c44..6ddb41b16 100644
--- a/src/platform/nrf52/architecture.h
+++ b/src/platform/nrf52/architecture.h
@@ -68,6 +68,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_T_ECHO_LITE
 #elif defined(ELECROW_ThinkNode_M1)
 #define HW_VENDOR meshtastic_HardwareModel_THINKNODE_M1
+#elif defined(ELECROW_ThinkNode_M6)
+#define HW_VENDOR meshtastic_HardwareModel_THINKNODE_M6
 #elif defined(NANO_G2_ULTRA)
 #define HW_VENDOR meshtastic_HardwareModel_NANO_G2_ULTRA
 #elif defined(CANARYONE)
diff --git a/variants/nrf52840/ELECROW-ThinkNode-M6/platformio.ini b/variants/nrf52840/ELECROW-ThinkNode-M6/platformio.ini
new file mode 100644
index 000000000..2bf227791
--- /dev/null
+++ b/variants/nrf52840/ELECROW-ThinkNode-M6/platformio.ini
@@ -0,0 +1,15 @@
+; ThinkNode M6 - Outdoor Solar Power nrf52840/sx1262 device
+[env:thinknode_m6]
+extends = nrf52840_base
+board = ThinkNode-M6
+board_check = true
+debug_tool = jlink
+
+build_flags = ${nrf52840_base.build_flags}
+  -Ivariants/nrf52840/ELECROW-ThinkNode-M6
+  -DELECROW_ThinkNode_M6
+
+build_src_filter = ${nrf52_base.build_src_filter} +<../variants/nrf52840/ELECROW-ThinkNode-M6>
+lib_deps =
+  ${nrf52840_base.lib_deps}
+  lewisxhe/PCF8563_Library@^1.0.1
diff --git a/variants/nrf52840/ELECROW-ThinkNode-M6/variant.cpp b/variants/nrf52840/ELECROW-ThinkNode-M6/variant.cpp
new file mode 100644
index 000000000..b84079e66
--- /dev/null
+++ b/variants/nrf52840/ELECROW-ThinkNode-M6/variant.cpp
@@ -0,0 +1,43 @@
+/*
+  Copyright (c) 2014-2015 Arduino LLC.  All right reserved.
+  Copyright (c) 2016 Sandeep Mistry All right reserved.
+  Copyright (c) 2018, Adafruit Industries (adafruit.com)
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public
+  License along with this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "variant.h"
+#include "nrf.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+
+const uint32_t g_ADigitalPinMap[] = {
+    // P0 - pins 0 and 1 are hardwired for xtal and should never be enabled
+    0xff, 0xff, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+
+    // P1
+    32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47};
+
+void initVariant()
+{
+    pinMode(PIN_LED1, OUTPUT);
+    ledOff(PIN_LED1);
+
+    pinMode(PIN_LED2, OUTPUT);
+    ledOff(PIN_LED2);
+
+    pinMode(VDD_FLASH_EN, OUTPUT);
+    digitalWrite(VDD_FLASH_EN, HIGH);
+}
diff --git a/variants/nrf52840/ELECROW-ThinkNode-M6/variant.h b/variants/nrf52840/ELECROW-ThinkNode-M6/variant.h
new file mode 100644
index 000000000..98c654df2
--- /dev/null
+++ b/variants/nrf52840/ELECROW-ThinkNode-M6/variant.h
@@ -0,0 +1,143 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC.  All right reserved.
+ Copyright (c) 2016 Sandeep Mistry All right reserved.
+ Copyright (c) 2018, Adafruit Industries (adafruit.com)
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#ifndef _VARIANT_ELECROW_THINKNODE_M6_
+#define _VARIANT_ELECROW_THINKNODE_M6_
+
+/** Master clock frequency */
+#define VARIANT_MCK (64000000ul)
+
+#define USE_LFXO
+
+/*----------------------------------------------------------------------------
+ *        Headers
+ *----------------------------------------------------------------------------*/
+
+#include "WVariant.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+#define PINS_COUNT (48)
+#define NUM_DIGITAL_PINS (48)
+#define NUM_ANALOG_INPUTS (1)
+#define NUM_ANALOG_OUTPUTS (0)
+
+// LEDs
+#define PIN_LED1 (12)
+#define PIN_LED2 (7)
+#define LED_BUILTIN PIN_LED1
+#define LED_BLUE PIN_LED2
+#define LED_STATE_ON 1
+
+// USB power detection
+#define EXT_PWR_DETECT (13)
+
+// Button
+#define PIN_BUTTON1 (17)
+
+// Battery ADC
+#define PIN_A0 (28)
+#define BATTERY_PIN PIN_A0
+#define ADC_CTRL (11)
+#define ADC_CTRL_ENABLED 1
+
+static const uint8_t A0 = PIN_A0;
+
+#define ADC_RESOLUTION 14
+#define BATTERY_SENSE_SAMPLES 30
+
+#define PIN_NFC1 (9)
+#define PIN_NFC2 (10)
+
+// I2C
+#define WIRE_INTERFACES_COUNT 1
+#define PIN_WIRE_SDA (32 + 9)
+#define PIN_WIRE_SCL (8)
+
+// Peripheral power enable
+#define PIN_POWER_EN (27)
+
+// Solar charger status
+#define EXT_CHRG_DETECT (15)
+#define EXT_CHRG_DETECT_VALUE LOW
+
+// QSPI Flash
+#define PIN_QSPI_SCK (32 + 3)
+#define PIN_QSPI_CS (23)
+#define PIN_QSPI_IO0 (32 + 1)
+#define PIN_QSPI_IO1 (32 + 2)
+#define PIN_QSPI_IO2 (32 + 4)
+#define PIN_QSPI_IO3 (32 + 5)
+
+#define EXTERNAL_FLASH_DEVICES MX25R1635F
+#define EXTERNAL_FLASH_USE_QSPI
+#define VDD_FLASH_EN (21)
+
+// LoRa SX1262
+#define USE_SX1262
+#define SX126X_CS (32 + 12)
+#define SX126X_DIO1 (32 + 6)
+#define SX126X_BUSY (32 + 11)
+#define SX126X_RESET (32 + 10)
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 3.3
+
+// GPS L76K
+#define GPS_L76K
+#define GPS_BAUDRATE 9600
+#define PIN_GPS_EN (6)
+#define PIN_GPS_REINIT (29)
+#define PIN_GPS_STANDBY (30)
+#define PIN_GPS_PPS (31)
+#define GPS_TX_PIN (3)
+#define GPS_RX_PIN (2)
+#define GPS_THREAD_INTERVAL 50
+
+#define PIN_SERIAL1_RX GPS_TX_PIN
+#define PIN_SERIAL1_TX GPS_RX_PIN
+
+// Secondary UART
+#define PIN_SERIAL2_RX (22)
+#define PIN_SERIAL2_TX (24)
+
+// PCF8563 RTC Module
+#define PCF8563_RTC 0x51
+
+// SPI
+#define SPI_INTERFACES_COUNT 1
+#define PIN_SPI_MISO (32 + 15)
+#define PIN_SPI_MOSI (32 + 14)
+#define PIN_SPI_SCK (32 + 13)
+
+// Battery
+#define BATTERY_SENSE_RESOLUTION_BITS 12
+#define BATTERY_SENSE_RESOLUTION 4096.0
+#undef AREF_VOLTAGE
+#define AREF_VOLTAGE 3.0
+#define VBAT_AR_INTERNAL AR_INTERNAL_3_0
+#define ADC_MULTIPLIER (1.75F)
+
+#define HAS_SOLAR
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif