diff --git a/libtempered/temper_type.c b/libtempered/temper_type.c
index 5cef273..7bbe47e 100644
--- a/libtempered/temper_type.c
+++ b/libtempered/temper_type.c
@@ -11,6 +11,7 @@
 #include "type_hid/ntc.h"
 #include "type_hid/si7005.h"
 #include "type_hid/si7021.h"
+#include "type_hid/simple.h"
 
 // This is an array of known TEMPer types.
 struct temper_type known_temper_types[]={
@@ -472,6 +473,85 @@ struct temper_type known_temper_types[]={
 			NULL // List terminator for subtypes
 		}
 	},
+	{
+		.name="TEMPer2V3.1 or TEMPer2V3.3",
+		.vendor_id=0x413d,
+		.product_id=0x2107,
+		.interface_number=1,
+		.open = tempered_type_hid_open,
+		.close = tempered_type_hid_close,
+		.get_subtype_id = tempered_type_hid_get_subtype_id_from_string,
+		.get_subtype_data = &(struct tempered_type_hid_subtype_from_string_data)
+		{
+			.query = {
+				.length = 9,
+				.data = (unsigned char[]){ 0, 1, 0x86, 0xFF, 1, 0, 0, 0, 0 }
+			},
+			.response_count = 2,
+			.subtype_strings = (char *[]){
+				"TEMPerGold_V3.1 ",
+				"TEMPerX_V3.3    ",
+				NULL
+			}
+		},
+		.subtypes = (struct temper_subtype*[]){
+			(struct temper_subtype*)&(struct temper_subtype_hid){
+				.base = {
+					.id = 0,
+					.name = "TEMPerGold_V3.1",
+					.open = tempered_type_hid_subtype_open,
+					.read_sensors = tempered_type_hid_read_sensors,
+					.get_temperature = tempered_type_hid_get_temperature
+				},
+				.sensor_group_count = 1,
+				.sensor_groups = (struct tempered_type_hid_sensor_group[]){
+					{
+						.query = {
+							.length = 9,
+							.data = (unsigned char[]){ 0, 1, 0x80, 0x33, 1, 0, 0, 0, 0 }
+						},
+						.read_sensors = tempered_type_hid_read_sensor_group,
+						.sensor_count = 1,
+						.sensors = (struct tempered_type_hid_sensor[]){
+							{
+								.get_temperature = tempered_type_hid_get_temperature_simple,
+								.temperature_high_byte_offset = 2,
+								.temperature_low_byte_offset = 3
+							}
+						}
+					}
+				}
+			},
+			(struct temper_subtype*)&(struct temper_subtype_hid){
+				.base = {
+					.id = 1,
+					.name = "TEMPerX_V3.3",
+					.open = tempered_type_hid_subtype_open,
+					.read_sensors = tempered_type_hid_read_sensors,
+					.get_temperature = tempered_type_hid_get_temperature
+				},
+				.sensor_group_count = 1,
+				.sensor_groups = (struct tempered_type_hid_sensor_group[]){
+					{
+						.query = {
+							.length = 9,
+							.data = (unsigned char[]){ 0, 1, 0x80, 0x33, 1, 0, 0, 0, 0 }
+						},
+						.read_sensors = tempered_type_hid_read_sensor_group,
+						.sensor_count = 1,
+						.sensors = (struct tempered_type_hid_sensor[]){
+							{
+								.get_temperature = tempered_type_hid_get_temperature_simple,
+								.temperature_high_byte_offset = 2,
+								.temperature_low_byte_offset = 3
+							}
+						}
+					}
+				}
+			},
+			NULL // List terminator for subtypes
+		}
+	},
 	{ .name=NULL } // List terminator for temper types
 };
 
diff --git a/libtempered/type_hid/simple.c b/libtempered/type_hid/simple.c
new file mode 100644
index 0000000..7620660
--- /dev/null
+++ b/libtempered/type_hid/simple.c
@@ -0,0 +1,30 @@
+#include <stdbool.h>
+#include <string.h>
+
+#include "type-info.h"
+#include "../tempered-internal.h"
+
+bool tempered_type_hid_get_temperature_simple(
+	tempered_device *device, struct tempered_type_hid_sensor *sensor,
+	struct tempered_type_hid_query_result *group_data, float *tempC
+) {
+	if (
+		group_data->length <= sensor->temperature_high_byte_offset ||
+		group_data->length <= sensor->temperature_low_byte_offset
+	) {
+		tempered_set_error(
+			device, strdup( "Not enough data was read from the sensor." )
+		);
+		return false;
+	}
+
+	int low_byte_offset = sensor->temperature_low_byte_offset;
+	int high_byte_offset = sensor->temperature_high_byte_offset;
+	int temp = ( group_data->data[low_byte_offset] & 0xFF )
+		+ ( (signed char)group_data->data[high_byte_offset] << 8 )
+	;
+	
+	*tempC = temp / 100.0;
+	
+	return true;
+}
diff --git a/libtempered/type_hid/simple.h b/libtempered/type_hid/simple.h
new file mode 100644
index 0000000..7d0b5ad
--- /dev/null
+++ b/libtempered/type_hid/simple.h
@@ -0,0 +1,13 @@
+#ifndef TEMPERED__TYPE_HID__SIMPLE_H
+#define TEMPERED__TYPE_HID__SIMPLE_H
+
+#include <stdbool.h>
+
+#include "type-info.h"
+
+bool tempered_type_hid_get_temperature_simple(
+	tempered_device *device, struct tempered_type_hid_sensor *sensor,
+	struct tempered_type_hid_query_result *group_data, float *tempC
+);
+
+#endif