How to Buid a 4,2v LED Flashlight using 30Ah Tesla Battery and PVC Pipe In this video i am using
+ PVC Pipe, LED Lens
+ DC 4.2V 40W LED Chip
+ 46950 30000mah tesla battery
+ 4,2v 24A Module Protection Board With Charge
+ 4,2volt 2000ma Adapter
+ Aluminum heat sink and 5v Heatsink Fan
+ DC Jack, Switch on/off...

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#diy #howto #ledlights #pvcpipe #tesla #teslabattery