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Simple steps to convert your old bulb torch to LED Torch for just 1 $
1.Power LED 1 Watt with heat sink - 1 No --------------> ...
Here is simple circuit diagram and , ray diagram of torch just to help assembling parts.
Before start assembling first you remove bulb , slide switch from the torch. Make 6/5 mm hole for charging socket and 3 mm hole for red LED as ...
Finished torch, see charging indicator. Here we go live.
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