diff --git a/README.md b/README.md
index 6c1aece..57613ad 100644
--- a/README.md
+++ b/README.md
@@ -35,6 +35,8 @@ Supported devices:
 * [ANTUSB2 Stick](http://www.thisisant.com/developer/components/antusb2/) (0fcf:1008: Dynastream Innovations, Inc.)
 * [ANTUSB-m Stick](http://www.thisisant.com/developer/components/antusb-m/) (0fcf:1009: Dynastream Innovations, Inc.)
 
+Warning: the [Cycplus ANT Stick](https://www.cycplus.com/products/ant-usb-stick-u1) is not compatible, even though it uses the same VID/PID as the ANTUSB2 Stick.
+
 ## Running on Windows
 
 * Download the [standalone executable](https://github.com/oldnapalm/vpower/releases/latest)
@@ -55,12 +57,4 @@ Supported devices:
 * Open Command Prompt, CD to the python-ant repo directory and run ``python setup.py install``
 * Run ``pip install configparser pywin32``
 * Clone or download this repo
-* CD to the repo directory and run ``python vpower.py``
-
-## Troubleshooting
-
-* USBError: could not claim interface
-  * Make sure the device is not in use by other app
-  * Unplug and replug the ANT+ stick
-* Stuck on "Starting ANT node"
-  * Unplug and replug the ANT+ stick
+* CD to the repo directory and run ``python vpower.py`` (or double click `vpower.py` if you installed the Python Launcher)
diff --git a/bot.py b/bot.py
index b8de5ab..a464843 100644
--- a/bot.py
+++ b/bot.py
@@ -30,17 +30,23 @@ def disable_event():
     pass
 
 try:
-    devs = find(find_all=True)
+    devs = find(find_all=True, idVendor=0x0fcf)
     for dev in devs:
-        if dev.idVendor == 0x0fcf and dev.idProduct in [0x1008, 0x1009]:
+        if dev.idProduct in [0x1008, 0x1009]:
+            stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct, address=dev.address)
+            try:
+                stick.open()
+            except:
+                print("ANT device %s not available" % dev.address)
+                continue
+            stick.close()
             break
     else:
-        print("No ANT device found")
+        print("No ANT devices available")
         if getattr(sys, 'frozen', False):
             input()
         sys.exit()
 
-    stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct)
     antnode = node.Node(stick)
     print("Starting ANT node")
     antnode.start()
diff --git a/cadence.py b/cadence.py
index eb94a5e..6a3cabb 100644
--- a/cadence.py
+++ b/cadence.py
@@ -97,17 +97,23 @@ def on_exit(sig, func=None):
 win32api.SetConsoleCtrlHandler(on_exit, True)
 
 try:
-    devs = find(find_all=True)
+    devs = find(find_all=True, idVendor=0x0fcf)
     for dev in devs:
-        if dev.idVendor == 0x0fcf and dev.idProduct in [0x1008, 0x1009]:
+        if dev.idProduct in [0x1008, 0x1009]:
+            stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct, address=dev.address)
+            try:
+                stick.open()
+            except:
+                print("ANT device %s not available" % dev.address)
+                continue
+            stick.close()
             break
     else:
-        print("No ANT device found")
+        print("No ANT devices available")
         if getattr(sys, 'frozen', False):
             input()
         sys.exit()
 
-    stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct)
     antnode = node.Node(stick)
     print("Starting ANT node")
     antnode.start()
diff --git a/heartrate.py b/heartrate.py
index 2da110f..f3d4997 100644
--- a/heartrate.py
+++ b/heartrate.py
@@ -70,17 +70,23 @@ def heart_rate_data(computed_heartrate, event_time_ms, rr_interval_ms):
         last = t
 
 try:
-    devs = find(find_all=True)
+    devs = find(find_all=True, idVendor=0x0fcf)
     for dev in devs:
-        if dev.idVendor == 0x0fcf and dev.idProduct in [0x1008, 0x1009]:
+        if dev.idProduct in [0x1008, 0x1009]:
+            stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct, address=dev.address)
+            try:
+                stick.open()
+            except:
+                print("ANT device %s not available" % dev.address)
+                continue
+            stick.close()
             break
     else:
-        print("No ANT device found")
+        print("No ANT devices available")
         if getattr(sys, 'frozen', False):
             input()
         sys.exit()
 
-    stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct)
     antnode = node.Node(stick)
     print("Starting ANT node")
     antnode.start()
diff --git a/row.py b/row.py
index 34bcdf2..9049b31 100644
--- a/row.py
+++ b/row.py
@@ -43,17 +43,23 @@ def on_exit(sig, func=None):
     print("Connected to erg")
 
     # Starting ANT node
-    devs = find(find_all=True)
+    devs = find(find_all=True, idVendor=0x0fcf)
     for dev in devs:
-        if dev.idVendor == 0x0fcf and dev.idProduct in [0x1008, 0x1009]:
+        if dev.idProduct in [0x1008, 0x1009]:
+            stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct, address=dev.address)
+            try:
+                stick.open()
+            except:
+                print("ANT device %s not available" % dev.address)
+                continue
+            stick.close()
             break
     else:
-        print("No ANT device found")
+        print("No ANT devices available")
         if getattr(sys, 'frozen', False):
             input()
         sys.exit()
 
-    stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct)
     antnode = node.Node(stick)
     print("Starting ANT node")
     antnode.start()
diff --git a/vpower.py b/vpower.py
index 5867520..f8d5ad0 100644
--- a/vpower.py
+++ b/vpower.py
@@ -38,17 +38,23 @@ def on_exit(sig, func=None):
 try:
     print("Using " + POWER_CALCULATOR.__class__.__name__)
 
-    devs = find(find_all=True)
+    devs = find(find_all=True, idVendor=0x0fcf)
     for dev in devs:
-        if dev.idVendor == 0x0fcf and dev.idProduct in [0x1008, 0x1009]:
+        if dev.idProduct in [0x1008, 0x1009]:
+            stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct, address=dev.address)
+            try:
+                stick.open()
+            except:
+                print("ANT device %s not available" % dev.address)
+                continue
+            stick.close()
             break
     else:
-        print("No ANT device found")
+        print("No ANT devices available")
         if getattr(sys, 'frozen', False):
             input()
         sys.exit()
 
-    stick = driver.USB2Driver(log=LOG, debug=DEBUG, idProduct=dev.idProduct)
     antnode = node.Node(stick)
     print("Starting ANT node")
     antnode.start()