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diff --git a/Images/8.png b/Images/8.png
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diff --git a/README.md b/README.md
index b9577fc..88ad026 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ This library makes it easy for anyone—even if you don’t know how to code or
 ## Installation
 
 1. **Download the Fan Motor Library:**  
-   Download the library file from [here](RGB_LED.ubl).
+   Download the library file from [here](Spark_MultiDigitalPins.ubl).
 
 2. **Open MicroBlocks IDE** on your computer.
 
diff --git a/RGB_LED.ubl b/RGB_LED.ubl
deleted file mode 100644
index 077afa1..0000000
--- a/RGB_LED.ubl
+++ /dev/null
@@ -1,63 +0,0 @@
-module RGB_LED
-author unknown
-version 1 0 
-description ''
-variables SetPins 
-
-  spec ' ' 'RGBLED' 'RGB Pin _ R _ G _ B _' 'auto bool bool bool' 17 false false false
-  spec ' ' 'PickColor' 'RGB Pin _ Color _' 'num str' 17 'Empty'
-
-to PickColor Pin Color {
-  if (Color == ('[data:toString]' 'Red')) {
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin false
-  } (Color == ('[data:toString]' 'Yellow')) {
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin false
-  } (Color == ('[data:toString]' 'Green')) {
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin false
-  } (Color == ('[data:toString]' 'Purple')) {
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin true
-  } (Color == ('[data:toString]' 'Blue')) {
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin true
-  } true {
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin true
-    Pin += 1
-    digitalWriteOp Pin true
-  } else {
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin false
-    Pin += 1
-    digitalWriteOp Pin false
-  }
-}
-
-to RGBLED Pin Red Green Blue {
-  digitalWriteOp Pin Red
-  Pin += 1
-  digitalWriteOp Pin Green
-  Pin += 1
-  digitalWriteOp Pin Blue
-}
-
diff --git a/Spark_MultiDigitalPins.ubl b/Spark_MultiDigitalPins.ubl
new file mode 100644
index 0000000..a4f731f
--- /dev/null
+++ b/Spark_MultiDigitalPins.ubl
@@ -0,0 +1,46 @@
+module Spark_MultiDigitalPins Variables
+author 'Fatima Idrees'
+version 1 1 
+description ''
+
+  spec ' ' 'RGBLED' 'RGBLED Pin _ R _ G _ B _' 'auto bool bool bool' 17 false false false
+  spec ' ' 'RGBLED2' 'RGBLED Pin _ R _ G _ B _' 'auto auto auto auto' 17 50 50 50
+  spec 'r' 'Ultransonic Pin' 'Ultransonic Pin _' 'num' 17
+
+to RGBLED Pin Red Green Blue {
+  comment 'Created by Fatima Idrees'
+  digitalWriteOp Pin Red
+  digitalWriteOp (Pin + 1) Green
+  digitalWriteOp (Pin + 2) Blue
+}
+
+to RGBLED2 Pin Red Green Blue {
+  comment 'Created by Fatima Idrees'
+  analogWriteOp Pin Red
+  analogWriteOp (Pin + 1) Green
+  analogWriteOp (Pin + 2) Blue
+}
+
+to 'Ultransonic Pin' Input {
+  comment 'Contributed by Joan Guillén and Josep Ferràndiz'
+  digitalWriteOp (Input + 1) false
+  waitMicros 2
+  digitalWriteOp (Input + 1) true
+  waitMicros 50
+  digitalWriteOp (Input + 1) false
+  local 'start' (microsOp)
+  waitUntil (or (not (digitalReadOp (Input + 2))) (((microsOp) - start) > 23320))
+  waitUntil (or (digitalReadOp (Input + 2)) (((microsOp) - start) > 23320))
+  if (((microsOp) - start) > 23320) {
+    comment 'Distance sensor not ready; return the last distance reading'
+    return _sr04_last
+  }
+  comment 'Pulse sent. Measure time until echo is detected.'
+  start = (microsOp)
+  waitUntil (or (not (digitalReadOp (Input + 2))) (((microsOp) - start) > 23320))
+  _sr04_last = ((10 * ((microsOp) - start)) / 583)
+  comment 'Leave some time for reverberations to die away.'
+  waitMillis 10
+  return _sr04_last
+}
+