Introduction: Upgrade Led Flashlight for Fun
recycling old cell phone
Applying for other diY
Difficulty : 2/5time : ~1hours
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Step 1: Shopping List
1 "Cheap" flishlight arround ~5euro
1 Micro usb TP4056 5V 1A li-ion battery charging module 2~3 euro
1 old Li-on battery
few cable, Glue gun,
soldering battery speedly
first 1 tin drop on cell
2° welding wire
assembly to board wire+ on + and - on -
fix board with 2 solid copper wire
to through Plastic Flashligth
Step 3: Finish Assembly
soldering other side
Add "plastic" glue gun on all welding
Step 4: Finish Test
Charging good, red ligth
Finish , Blue Led
The light is more stronger and better
Battery life is more longer (better)
It's possible to change the original charging intensity on board.
Change the resistor on pin2
change the value of resistor to increase 200 at 1000mA (see on google search)
Add Ntc sensor to pin 1 for control température of cell.
Step 5: Improve My English ;p
Participated in the