diff --git a/.classpath b/.classpath
index f284b13..2491ec3 100644
--- a/.classpath
+++ b/.classpath
@@ -22,7 +22,7 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
 	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
index 1ab2bb5..c788ee3 100644
--- a/.settings/org.eclipse.jdt.core.prefs
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -1,8 +1,8 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.compliance=1.7
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.source=1.7
diff --git a/src/main/java/org/ev3dev/hardware/sensors/ColorSensor.java b/src/main/java/org/ev3dev/hardware/sensors/ColorSensor.java
index c613ba8..0eaf85b 100644
--- a/src/main/java/org/ev3dev/hardware/sensors/ColorSensor.java
+++ b/src/main/java/org/ev3dev/hardware/sensors/ColorSensor.java
@@ -17,52 +17,52 @@ public class ColorSensor extends Sensor {
 	/**
 	 * Reflected Light Intensity required Sysfs mode
 	 */
-	private static final String SYSFS_REFLECTED_LIGHT_INTENSITY_MODE = "COL-REFLECT";
+	public static final String SYSFS_REFLECTED_LIGHT_INTENSITY_MODE = "COL-REFLECT";
 	
 	/**
 	 * Reflected Light Intensity Sysfs value index
 	 */
-	private static final int SYSFS_REFLECTED_LIGHT_INTENSITY_VALUE_INDEX = 0;
+	public static final int SYSFS_REFLECTED_LIGHT_INTENSITY_VALUE_INDEX = 0;
 	
 	/**
 	 * Ambient Light Intensity required Sysfs mode
 	 */
-	private static final String SYSFS_AMBIENT_LIGHT_INTENSITY_MODE = "COL-AMBIENT";
+	public static final String SYSFS_AMBIENT_LIGHT_INTENSITY_MODE = "COL-AMBIENT";
 	
 	/**
 	 * Ambient Light Intensity Sysfs value index
 	 */
-	private static final int SYSFS_AMBIENT_LIGHT_INTENSITY_VALUE_INDEX = 0;
+	public static final int SYSFS_AMBIENT_LIGHT_INTENSITY_VALUE_INDEX = 0;
 	
 	/**
 	 * Color required Sysfs mode
 	 */
-	private static final String SYSFS_COLOR_MODE = "COL-COLOR";
+	public static final String SYSFS_COLOR_MODE = "COL-COLOR";
 	
 	/**
 	 * Color Sysfs value index
 	 */
-	private static final int SYSFS_COLOR_VALUE_INDEX = 0;
+	public static final int SYSFS_COLOR_VALUE_INDEX = 0;
 	
 	/**
 	 * RGB required Sysfs mode
 	 */
-	private static final String SYSFS_RGB_MODE = "RGB-RAW";
+	public static final String SYSFS_RGB_MODE = "RGB-RAW";
 	
 	/**
 	 * RGB Red Sysfs value index
 	 */
-	private static final int SYSFS_RGB_R_VALUE_INDEX = 0;
+	public static final int SYSFS_RGB_R_VALUE_INDEX = 0;
 	
 	/**
 	 * RGB Green Sysfs value index
 	 */
-	private static final int SYSFS_RGB_G_VALUE_INDEX = 1;
+	public static final int SYSFS_RGB_G_VALUE_INDEX = 1;
 	
 	/**
 	 * RGB Blue Sysfs value index
 	 */
-	private static final int SYSFS_RGB_B_VALUE_INDEX = 2;
+	public static final int SYSFS_RGB_B_VALUE_INDEX = 2;
 	
 	/**
 	 * This device's default driver name
diff --git a/src/main/java/org/ev3dev/io/Sysfs.java b/src/main/java/org/ev3dev/io/Sysfs.java
index 060905a..a836635 100644
--- a/src/main/java/org/ev3dev/io/Sysfs.java
+++ b/src/main/java/org/ev3dev/io/Sysfs.java
@@ -18,9 +18,9 @@
 public class Sysfs {
 	
 	/**
-	 * The Sysfs class path (/sys/class)
+	 * The Sysfs class path (/sys/class/)
 	 */
-	public static final String SYSTEM_CLASS_PATH = "/sys/class";
+	public static final String SYSTEM_CLASS_PATH = "/sys/class/";
 	
 	/**
 	 * Get all sub-class files
@@ -105,9 +105,6 @@ public static void setAttribute(String class_name, String subclass, String prope
 	 */
 	public static void setAttribute(String class_name, String property, String new_value) throws FileNotFoundException, IOException{
 		PrintWriter out = new PrintWriter(SYSTEM_CLASS_PATH + class_name + "/" + property);
-		class_name = class_name.toLowerCase();
-		property = property.toLowerCase();
-		new_value = new_value.toLowerCase();
 		out.write(new_value);
 		out.flush();
 		out.close();