Introduction: How to Make a Cheap Ni-cd,ni-mh Usb Charger
I know its not cheap to buy
an ni-cd,ni-mh charger so why not make one
Step 1: Materials
you wil need
battery holder(mine was salvaged from an old toy)
old usb connector
Step 2: Cutting
cut the end of the usb it will reveal wires cut it all except red and black wires
Step 3: Joining
tie or solder the red wire to the positive terminal and blaack to negative
Step 4: Testing
connect it to the charger
plug the charger
try to put an led to test it but be careful
it might damage your led and it heats
Step 5: Watching
watch the video
Step 6: Enjoying
enjoy for and be happy see you
Step 7: Message
when done charging do not let the usb connected to your charger for a long time it might
discharge your battery.
you can also charge carbon batteries just put an eye to it.
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