Charging PS4 pads indicate their power level by the Light bar Pulse speed! 8 Actual hidden PS4 features!

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While charging, the light bar on the Dualshock 4 pulses fast when the battery is low and fast when it's almost done.  You might know a few of these things on the video but I bet there is at least 2 or 3 things here that will be new to you!