Old Torch / Lantern Battery Upgrade

-=The Idea=-This old Uniross torch uses a single Lead-acid 4V battery.Why not replace it with a Li-Ion battery, it has a similar voltage.It is smaller, lighter, and has a bigger capacity.The torch has 3 modes :- alternating switch between - 20 LEDs on the side / halogen bulb on the head- On/Off swit...
By: FireSword

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