In this Modify it project we will modify the aa battery powered wireless mouse and turn into usb chargeable wireless mouse. I want to make this project because aa battery is not last too long for me. And its out of battery quickly. So I choose the lipo method to save Green and money :) Time to upgrade !

Supplies

Any type of 2x (aa or aaa) battery powered mouse
Lipo (mAh is not matter, much mAh much using time mine is 500mAh)
TP4056 lipo charger circuit.(Easy to find and bulk cheap)
Jumper Wires
Soldering iron
Some very basic soldering skill :)

Step 1: Parts Parts Parts

You will use this parts or similar them.

Step 2: Some Soldering

Solder as shown and descripted in photos. Dont worry it will easier than you guess.

And little bit hot glue to fix everything in place.

Step 3: Much Soldering :)

Now solder two wire( I used Jumper but its not needed) out of TP4056 Bat + is black wire Bat - is orange wire (sorry for color confuse:))

Step 4: Lets Connect

Solder the TP4056 to battery unit as shown and described picture. Hot glue it to make it rigid.

Step 5: Finishing Touch

Wire the lipo as shown and described in picture.

Step 6: Welcome to the Lipo AGE

Now all your misery and pain was gone. All you will do is pluging your mouse any type of phone charger. And thats it. İts charging verry fast depending on your mAh. But mine takes 30 minutes. Congratulations you have reach the Lipo AGE :)