diff --git a/bin/actisense-file b/bin/actisense-file
new file mode 100755
index 0000000..fb99f7f
--- /dev/null
+++ b/bin/actisense-file
@@ -0,0 +1,47 @@
+#!/usr/bin/env node
+
+const { EventEmitter } = require('events');
+
+var device
+
+const argv = require('minimist')(process.argv.slice(2), {
+  alias: { h: 'help' }
+})
+
+if ( argv['help'] ) {
+  console.error(`Usage: ${process.argv[0]} file
+
+Options:
+  -h, --help       output usage information`)
+  process.exit(1)
+}
+
+if ( argv['_'].length === 0 ) {
+  console.error('Please specify a file')
+  process.exit(1)
+}
+
+const app = new EventEmitter();
+
+const serial = new (require('../lib/serial'))({ app:app, plainText:true, disableSetTransmitPGNs: true,  fromFile: true })
+const { Transform } = require('stream');
+
+const toStringTr = new Transform({
+  objectMode: true,
+
+  transform(chunk, encoding, callback) {
+    this.push(chunk + "\n");
+    callback();
+  }
+});
+
+serial.pipe(toStringTr).pipe(process.stdout)
+
+filestream = require('fs').createReadStream(argv['_'][0])
+filestream.on('error', err => {
+  console.error(err.message)
+})
+filestream.on('end', () => {
+  process.exit(0)
+})
+filestream.pipe(serial)
diff --git a/lib/serial.js b/lib/serial.js
index 9009d04..b85d10b 100644
--- a/lib/serial.js
+++ b/lib/serial.js
@@ -609,7 +609,9 @@ function composeDisablePGN(pgn) {
 }
 
 SerialStream.prototype.end = function () {
-  this.serial.close()
+  if ( this.serial ) {
+    this.serial.close()
+  }
 }
 
 SerialStream.prototype._transform = function (chunk, encoding, done) {