Step 1: Reason
For me, I have changed a lot of them but they are all slow even when I use a NEW battery.
Each time I used them I sweared to put TWO batteries inside it someday.
Step 2: Got the spirit of the ENELOOP battery
Step 3: What you need in ALL.
one AA battery as a ruler;
one 9V battery for giving birth of SMALL batteries :)
pliers or scissors
It will take 5 to 10 minutes to finish it.
Step 4: Giving birth to small batteries
Be sure not to choose the cheap band, some cheap band only have square babies.
DURACELL works fine here in US, you may make a try in other country.
Step 5: Cut babies into single
Step 6: Cut the end as what we need
Flat end short and the other end long;
Please do not just cut it down in equal by scissors.
Step 7: Hard Core
Step 9: Tape them together
Firmly contact please.