diff --git a/leds.py b/leds.py
new file mode 100644
index 0000000..cba6fe5
--- /dev/null
+++ b/leds.py
@@ -0,0 +1,33 @@
+import piface.pfio as pfio
+
+pfio.init()
+
+while True:
+    
+    # turn LED pins 1 to 10 on
+    pfio.digital_write(1, 1)
+    pfio.digital_write(2, 1)
+    pfio.digital_write(3, 1)
+    pfio.digital_write(4, 1)
+    pfio.digital_write(5, 1)
+    pfio.digital_write(6, 1)
+    pfio.digital_write(7, 1)
+    pfio.digital_write(8, 1)
+    pfio.digital_write(9, 1)
+    pfio.digital_write(10, 1)
+    
+    time.sleep(0.5) # LEDs stay on for half a second
+    
+    # turn LED pins 1 to 10 off
+    pfio.digital_write(1, 0)
+    pfio.digital_write(2, 0)
+    pfio.digital_write(3, 0)
+    pfio.digital_write(4, 0)
+    pfio.digital_write(5, 0)
+    pfio.digital_write(6, 0)
+    pfio.digital_write(7, 0)
+    pfio.digital_write(8, 0)
+    pfio.digital_write(9, 0)
+    pfio.digital_write(10, 0)
+    
+    time.sleeo(0.5) # LEDs stay off for half a second