diff --git a/Codec/RAK2171-TrackIt.js b/Codec/RAK2171-TrackIt.js
new file mode 100644
index 0000000..a2803df
--- /dev/null
+++ b/Codec/RAK2171-TrackIt.js
@@ -0,0 +1,85 @@
+// Reference: https://github.com/RAKWireless/RAKwireless_Standardized_Payload/blob/main/RAK2171-TrackIt.js
+// For TTN and Datacake
+function Decoder(bytes, fPort) {
+	return Decode(fPort, bytes);
+}
+
+// Converter from ChirpStack v3 to ChirpStack v4 / Easy LoRaWAN Cloud
+function decodeUplink(input) {
+   // Wrapper function for ChirpStack v4
+   return {
+      data: Decode(input.fPort, input.bytes, input.variables)
+   };
+}
+
+// For Chirpstack
+function Decode(fPort, bytes) {
+	var decoded = {};
+
+	// Adjust time zone only in older RAK2171 firmware versions!
+	// adjust time zone, here Asia/Manila = +8H
+	var my_time_zone = 0;
+	// (8 * 60 * 60);
+
+	decoded.num = bytes[1];
+	decoded.app_id = (bytes[2] << 24) | (bytes[3] << 16) | (bytes[4] << 8) | bytes[5];
+	decoded.dev_id = (bytes[6] << 24) | (bytes[7] << 16) | (bytes[8] << 8) | bytes[9];
+	switch (bytes[0]) {
+		case 0xCA: // No Location fix
+			decoded.acc = 0;
+			decoded.fix = 0;
+			decoded.batt = bytes[10];
+			decoded.time = ((bytes[11] << 24) | (bytes[12] << 16) | (bytes[13] << 8) | bytes[14]);
+			// adjust time zone
+			decoded.time = decoded.time + my_time_zone;
+			var dev_date = new Date(decoded.time * 1000);
+			decoded.time_stamp = dev_date.getHours() + ":" + dev_date.getMinutes();
+			decoded.date_stamp = dev_date.getDate() + "." + (dev_date.getMonth() + 1) + "." + dev_date.getFullYear();
+			decoded.stat = bytes[15] & 0x03;
+			decoded.gps = bytes[15] & 0x0C;
+			break;
+		case 0xCB: // Location fix
+			decoded.fix = 1;
+			decoded.batt = bytes[20];
+			decoded.time = ((bytes[21] << 24) | (bytes[22] << 16) | (bytes[23] << 8) | bytes[24]);
+			// adjust time zone
+			decoded.time = decoded.time + my_time_zone;
+			var dev_date = new Date(decoded.time * 1000);
+			decoded.time_stamp = dev_date.getHours() + ":" + dev_date.getMinutes();
+			decoded.date_stamp = dev_date.getDate() + "." + (dev_date.getMonth() + 1) + "." + dev_date.getFullYear();
+			decoded.stat = bytes[25] & 0x03;
+			decoded.gps = bytes[25] & 0x0C;
+			decoded.lng = (((bytes[10] << 24) | (bytes[11] << 16) | (bytes[12] << 8) | bytes[13]) * 0.000001).toFixed(6);
+			decoded.lat = (((bytes[14] << 24) | (bytes[15] << 16) | (bytes[16] << 8) | bytes[17]) * 0.000001).toFixed(6);
+			decoded.acc = bytes[18];
+			decoded.gps_start = bytes[19];
+			decoded.location = "(" + decoded.latitude + "," + decoded.longitude + ")";
+			break;
+		case 0xCC: // SOS 
+			decoded.sos = 1;
+			decoded.lng = (((bytes[10] << 24) | (bytes[11] << 16) | (bytes[12] << 8) | bytes[13]) * 0.000001).toFixed(6);
+			decoded.lat = (((bytes[14] << 24) | (bytes[15] << 16) | (bytes[16] << 8) | bytes[17]) * 0.000001).toFixed(6);
+			if (bytes.length > 18) {
+				var i;
+				for (i = 18; i < 28; i++) {
+					decoded.name += bytes[i].toString();
+				}
+				for (i = 28; i < 40; i++) {
+					decoded.country += bytes[i].toString();
+				}
+				for (i = 39; i < 50; i++) {
+					decoded.phone += bytes[i].toString();
+				}
+			}
+			decoded.location = "(" + decoded.latitude + "," + decoded.longitude + ")";
+			break;
+		case 0xCD:
+			decoded.sos = 0;
+			break;
+		case 0xCE:
+			decoded.alarm = 0x01;
+			decoded.alarm_lvl = bytes[10];
+			break;
+	}
+	return decoded;
+}
\ No newline at end of file