diff --git a/electrical/Science Node/hydra_play.ino b/electrical/Science Node/Sensor_Test_Code.ino
similarity index 94%
rename from electrical/Science Node/hydra_play.ino
rename to electrical/Science Node/Sensor_Test_Code.ino
index b65f45e..b91c09e 100644
--- a/electrical/Science Node/hydra_play.ino	
+++ b/electrical/Science Node/Sensor_Test_Code.ino	
@@ -1,25 +1,25 @@
-int epin = 6;
-
-void setup() {
-  Serial.begin(9600);
-  Serial1.begin(9600);
-  Serial.println("listening");
-
-  pinMode(epin,OUTPUT);
-}
-
-void loop() {
-
-  if(Serial1.available() > 0 ){
-    while(Serial1.available() >0 ){
-      Serial.write(Serial1.read());
-      //Serial.println();
-    }
-  }
-  digitalWrite(epin,HIGH);
-  delay(100);
-  Serial1.write("///SN=?\r\n");
-  delay(10);
-  digitalWrite(epin,LOW);
-  delay(500);
+int epin = 6;
+
+void setup() {
+  Serial.begin(9600);
+  Serial1.begin(9600);
+  Serial.println("listening");
+
+  pinMode(epin,OUTPUT);
+}
+
+void loop() {
+
+  if(Serial1.available() > 0 ){
+    while(Serial1.available() >0 ){
+      Serial.write(Serial1.read());
+      //Serial.println();
+    }
+  }
+  digitalWrite(epin,HIGH);
+  delay(100);
+  Serial1.write("///SN=?\r\n");
+  delay(10);
+  digitalWrite(epin,LOW);
+  delay(500);
 }