AA to 3R12 Battery Adapter

Items needed:

• tabs from old battery
• two double-contacts (one may need to be inserted upside-down, depending on which type you have)
• two single-contacts (positive and negative)

Instructions:

• solder wire between long tab and negative single-contact
• insert tab from inside through the opening, followed by the negative single-contact
• insert short tab, followed by the positive single-contact
• insert double-contacts