How to check my remote controller functionality

MY REMOTE CONTROLLER TESTER.

Ever got frustrated when your remote controller doesn’t work? You are not alone. The remote controllers often malfunction when dropped from a height or the cell is drained out.

You can use your smartphone camera to detect the infrared signals of the remote controller. Point the remote controller’s end at the camera lens and press keys on the remote control. If the controller is working, it will transmit infrared light which will visible on the Smartphone’s screen.

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