diff --git a/run.go b/run.go
new file mode 100644
index 0000000..7b7a809
--- /dev/null
+++ b/run.go
@@ -0,0 +1,38 @@
+package main
+
+import (
+	"errors"
+	"log"
+
+	"github.com/yryz/ds18b20"
+)
+
+// ReadTemperature will return the current temperature (in degrees celsius) of a specific sensor.
+func ReadTemperature(id string) (float64, error) {
+	sensors, err := ds18b20.Sensors()
+	if err != nil {
+		return 0.0, err
+	}
+
+	for _, sensor := range sensors {
+		if sensor != id {
+			continue
+		}
+		return ds18b20.Temperature(sensor)
+	}
+
+	return 0.0, errors.New("Sensor not found")
+}
+
+// RunThermostat monitors the temperature of the supplied sensor and does its best to keep it at the desired state.
+func RunThermostat(sensor *Sensor) {
+	for {
+		t, err := ReadTemperature(sensor.ID)
+
+		if err != nil {
+			log.Panicln(err)
+		}
+
+		log.Printf("%.2f", t)
+	}
+}
diff --git a/run_test.go b/run_test.go
new file mode 100644
index 0000000..457df67
--- /dev/null
+++ b/run_test.go
@@ -0,0 +1,14 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_ReadTemperature(t *testing.T) {
+	data, err := ReadTemperature("28-000008083108")
+
+	assert.Equal(t, 0.0, data)
+	assert.NotEqual(t, nil, err)
+}